2449946120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{797}}^1$

素因数の和:943

約数の個数: 128

約数和(自身を含む): 5938652160

約数和(自身を除く): 3488706040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 67, 74, 124, 134, 148, 155, 185, 248, 268, 296, 310, 335, 370, 536, 620, 670, 740, 797, 1147, 1240, 1340, 1480, 1594, 2077, 2294, 2479, 2680, 3188, 3985, 4154, 4588, 4958, 5735, 6376, 7970, 8308, 9176, 9916, 10385, 11470, 12395, 15940, 16616, 19832, 20770, 22940, 24707, 24790, 29489, 31880, 41540, 45880, 49414, 49580, 53399, 58978, 76849, 83080, 98828, 99160, 106798, 117956, 123535, 147445, 153698, 197656, 213596, 235912, 247070, 266995, 294890, 307396, 384245, 427192, 494140, 533990, 589780, 614792, 768490, 914159, 988280, 1067980, 1179560, 1536980, 1655369, 1828318, 1975763, 2135960, 3073960, 3310738, 3656636, 3951526, 4570795, 6621476, 7313272, 7903052, 8276845, 9141590, 9878815, 13242952, 15806104, 16553690, 18283180, 19757630, 33107380, 36566360, 39515260, 61248653, 66214760, 79030520, 122497306, 244994612, 306243265, 489989224, 612486530, 1224973060, 2449946120]

約数ペア:

[(1, 2449946120), (2, 1224973060), (4, 612486530), (5, 489989224), (8, 306243265), (10, 244994612), (20, 122497306), (31, 79030520), (37, 66214760), (40, 61248653), (62, 39515260), (67, 36566360), (74, 33107380), (124, 19757630), (134, 18283180), (148, 16553690), (155, 15806104), (185, 13242952), (248, 9878815), (268, 9141590), (296, 8276845), (310, 7903052), (335, 7313272), (370, 6621476), (536, 4570795), (620, 3951526), (670, 3656636), (740, 3310738), (797, 3073960), (1147, 2135960), (1240, 1975763), (1340, 1828318), (1480, 1655369), (1594, 1536980), (2077, 1179560), (2294, 1067980), (2479, 988280), (2680, 914159), (3188, 768490), (3985, 614792), (4154, 589780), (4588, 533990), (4958, 494140), (5735, 427192), (6376, 384245), (7970, 307396), (8308, 294890), (9176, 266995), (9916, 247070), (10385, 235912), (11470, 213596), (12395, 197656), (15940, 153698), (16616, 147445), (19832, 123535), (20770, 117956), (22940, 106798), (24707, 99160), (24790, 98828), (29489, 83080), (31880, 76849), (41540, 58978), (45880, 53399), (49414, 49580)]