20112180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1037

約数の個数: 96

約数和(自身を含む): 63479808

約数和(自身を除く): 43367628

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 124, 132, 155, 165, 186, 220, 310, 330, 341, 372, 465, 620, 660, 682, 930, 983, 1023, 1364, 1705, 1860, 1966, 2046, 2949, 3410, 3932, 4092, 4915, 5115, 5898, 6820, 9830, 10230, 10813, 11796, 14745, 19660, 20460, 21626, 29490, 30473, 32439, 43252, 54065, 58980, 60946, 64878, 91419, 108130, 121892, 129756, 152365, 162195, 182838, 216260, 304730, 324390, 335203, 365676, 457095, 609460, 648780, 670406, 914190, 1005609, 1340812, 1676015, 1828380, 2011218, 3352030, 4022436, 5028045, 6704060, 10056090, 20112180]

約数ペア:

[(1, 20112180), (2, 10056090), (3, 6704060), (4, 5028045), (5, 4022436), (6, 3352030), (10, 2011218), (11, 1828380), (12, 1676015), (15, 1340812), (20, 1005609), (22, 914190), (30, 670406), (31, 648780), (33, 609460), (44, 457095), (55, 365676), (60, 335203), (62, 324390), (66, 304730), (93, 216260), (110, 182838), (124, 162195), (132, 152365), (155, 129756), (165, 121892), (186, 108130), (220, 91419), (310, 64878), (330, 60946), (341, 58980), (372, 54065), (465, 43252), (620, 32439), (660, 30473), (682, 29490), (930, 21626), (983, 20460), (1023, 19660), (1364, 14745), (1705, 11796), (1860, 10813), (1966, 10230), (2046, 9830), (2949, 6820), (3410, 5898), (3932, 5115), (4092, 4915)]