20035920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2693}}^1$

素因数の和:2740

約数の個数: 80

約数和(自身を含む): 64138752

約数和(自身を除く): 44102832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 2693, 3720, 5386, 7440, 8079, 10772, 13465, 16158, 21544, 26930, 32316, 40395, 43088, 53860, 64632, 80790, 83483, 107720, 129264, 161580, 166966, 215440, 250449, 323160, 333932, 417415, 500898, 646320, 667864, 834830, 1001796, 1252245, 1335728, 1669660, 2003592, 2504490, 3339320, 4007184, 5008980, 6678640, 10017960, 20035920]

約数ペア:

[(1, 20035920), (2, 10017960), (3, 6678640), (4, 5008980), (5, 4007184), (6, 3339320), (8, 2504490), (10, 2003592), (12, 1669660), (15, 1335728), (16, 1252245), (20, 1001796), (24, 834830), (30, 667864), (31, 646320), (40, 500898), (48, 417415), (60, 333932), (62, 323160), (80, 250449), (93, 215440), (120, 166966), (124, 161580), (155, 129264), (186, 107720), (240, 83483), (248, 80790), (310, 64632), (372, 53860), (465, 43088), (496, 40395), (620, 32316), (744, 26930), (930, 21544), (1240, 16158), (1488, 13465), (1860, 10772), (2480, 8079), (2693, 7440), (3720, 5386)]