42980240

素因数分解:

$2^4\times 5^1\times {\mathrm{727}}^1\times {\mathrm{739}}^1$

素因数の和:1479

約数の個数: 40

約数和(自身を含む): 100201920

約数和(自身を除く): 57221680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 727, 739, 1454, 1478, 2908, 2956, 3635, 3695, 5816, 5912, 7270, 7390, 11632, 11824, 14540, 14780, 29080, 29560, 58160, 59120, 537253, 1074506, 2149012, 2686265, 4298024, 5372530, 8596048, 10745060, 21490120, 42980240]

約数ペア:

[(1, 42980240), (2, 21490120), (4, 10745060), (5, 8596048), (8, 5372530), (10, 4298024), (16, 2686265), (20, 2149012), (40, 1074506), (80, 537253), (727, 59120), (739, 58160), (1454, 29560), (1478, 29080), (2908, 14780), (2956, 14540), (3635, 11824), (3695, 11632), (5816, 7390), (5912, 7270)]