20937350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 44901888

約数和(自身を除く): 23964538

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 163, 175, 326, 350, 367, 734, 815, 1141, 1630, 1835, 2282, 2569, 3670, 4075, 5138, 5705, 8150, 9175, 11410, 12845, 18350, 25690, 28525, 57050, 59821, 64225, 119642, 128450, 299105, 418747, 598210, 837494, 1495525, 2093735, 2991050, 4187470, 10468675, 20937350]

約数ペア:

[(1, 20937350), (2, 10468675), (5, 4187470), (7, 2991050), (10, 2093735), (14, 1495525), (25, 837494), (35, 598210), (50, 418747), (70, 299105), (163, 128450), (175, 119642), (326, 64225), (350, 59821), (367, 57050), (734, 28525), (815, 25690), (1141, 18350), (1630, 12845), (1835, 11410), (2282, 9175), (2569, 8150), (3670, 5705), (4075, 5138)]