20741460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9343}}^1$

素因数の和:9392

約数の個数: 48

約数和(自身を含む): 59652096

約数和(自身を除く): 38910636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 9343, 18686, 28029, 37372, 46715, 56058, 93430, 112116, 140145, 186860, 280290, 345691, 560580, 691382, 1037073, 1382764, 1728455, 2074146, 3456910, 4148292, 5185365, 6913820, 10370730, 20741460]

約数ペア:

[(1, 20741460), (2, 10370730), (3, 6913820), (4, 5185365), (5, 4148292), (6, 3456910), (10, 2074146), (12, 1728455), (15, 1382764), (20, 1037073), (30, 691382), (37, 560580), (60, 345691), (74, 280290), (111, 186860), (148, 140145), (185, 112116), (222, 93430), (370, 56058), (444, 46715), (555, 37372), (740, 28029), (1110, 18686), (2220, 9343)]