38415280

素因数分解:

$2^4\times 5^1\times {\mathrm{631}}^1\times {\mathrm{761}}^1$

素因数の和:1405

約数の個数: 40

約数和(自身を含む): 89574624

約数和(自身を除く): 51159344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 631, 761, 1262, 1522, 2524, 3044, 3155, 3805, 5048, 6088, 6310, 7610, 10096, 12176, 12620, 15220, 25240, 30440, 50480, 60880, 480191, 960382, 1920764, 2400955, 3841528, 4801910, 7683056, 9603820, 19207640, 38415280]

約数ペア:

[(1, 38415280), (2, 19207640), (4, 9603820), (5, 7683056), (8, 4801910), (10, 3841528), (16, 2400955), (20, 1920764), (40, 960382), (80, 480191), (631, 60880), (761, 50480), (1262, 30440), (1522, 25240), (2524, 15220), (3044, 12620), (3155, 12176), (3805, 10096), (5048, 7610), (6088, 6310)]