41920780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2141}}^1$

素因数の和:2250

約数の個数: 48

約数和(自身を含む): 97161120

約数和(自身を除く): 55240340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 2141, 3916, 4282, 4895, 8564, 9790, 10705, 19580, 21410, 23551, 42820, 47102, 94204, 117755, 190549, 235510, 381098, 471020, 762196, 952745, 1905490, 2096039, 3810980, 4192078, 8384156, 10480195, 20960390, 41920780]

約数ペア:

[(1, 41920780), (2, 20960390), (4, 10480195), (5, 8384156), (10, 4192078), (11, 3810980), (20, 2096039), (22, 1905490), (44, 952745), (55, 762196), (89, 471020), (110, 381098), (178, 235510), (220, 190549), (356, 117755), (445, 94204), (890, 47102), (979, 42820), (1780, 23551), (1958, 21410), (2141, 19580), (3916, 10705), (4282, 9790), (4895, 8564)]