20120647140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{83983}}^1$

素因数の和:84031

約数の個数: 144

約数和(自身を含む): 67132106496

約数和(自身を除く): 47011459356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1331, 1452, 1815, 1980, 2178, 2420, 2662, 3630, 3993, 4356, 5324, 5445, 6655, 7260, 7986, 10890, 11979, 13310, 15972, 19965, 21780, 23958, 26620, 39930, 47916, 59895, 79860, 83983, 119790, 167966, 239580, 251949, 335932, 419915, 503898, 755847, 839830, 923813, 1007796, 1259745, 1511694, 1679660, 1847626, 2519490, 2771439, 3023388, 3695252, 3779235, 4619065, 5038980, 5542878, 7558470, 8314317, 9238130, 10161943, 11085756, 13857195, 15116940, 16628634, 18476260, 20323886, 27714390, 30485829, 33257268, 40647772, 41571585, 50809715, 55428780, 60971658, 83143170, 91457487, 101619430, 111781373, 121943316, 152429145, 166286340, 182914974, 203238860, 223562746, 304858290, 335344119, 365829948, 447125492, 457287435, 558906865, 609716580, 670688238, 914574870, 1006032357, 1117813730, 1341376476, 1676720595, 1829149740, 2012064714, 2235627460, 3353441190, 4024129428, 5030161785, 6706882380, 10060323570, 20120647140]

約数ペア:

[(1, 20120647140), (2, 10060323570), (3, 6706882380), (4, 5030161785), (5, 4024129428), (6, 3353441190), (9, 2235627460), (10, 2012064714), (11, 1829149740), (12, 1676720595), (15, 1341376476), (18, 1117813730), (20, 1006032357), (22, 914574870), (30, 670688238), (33, 609716580), (36, 558906865), (44, 457287435), (45, 447125492), (55, 365829948), (60, 335344119), (66, 304858290), (90, 223562746), (99, 203238860), (110, 182914974), (121, 166286340), (132, 152429145), (165, 121943316), (180, 111781373), (198, 101619430), (220, 91457487), (242, 83143170), (330, 60971658), (363, 55428780), (396, 50809715), (484, 41571585), (495, 40647772), (605, 33257268), (660, 30485829), (726, 27714390), (990, 20323886), (1089, 18476260), (1210, 16628634), (1331, 15116940), (1452, 13857195), (1815, 11085756), (1980, 10161943), (2178, 9238130), (2420, 8314317), (2662, 7558470), (3630, 5542878), (3993, 5038980), (4356, 4619065), (5324, 3779235), (5445, 3695252), (6655, 3023388), (7260, 2771439), (7986, 2519490), (10890, 1847626), (11979, 1679660), (13310, 1511694), (15972, 1259745), (19965, 1007796), (21780, 923813), (23958, 839830), (26620, 755847), (39930, 503898), (47916, 419915), (59895, 335932), (79860, 251949), (83983, 239580), (119790, 167966)]