194019080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{156467}}^1$

素因数の和:156509

約数の個数: 32

約数和(自身を含む): 450627840

約数和(自身を除く): 256608760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 156467, 312934, 625868, 782335, 1251736, 1564670, 3129340, 4850477, 6258680, 9700954, 19401908, 24252385, 38803816, 48504770, 97009540, 194019080]

約数ペア:

[(1, 194019080), (2, 97009540), (4, 48504770), (5, 38803816), (8, 24252385), (10, 19401908), (20, 9700954), (31, 6258680), (40, 4850477), (62, 3129340), (124, 1564670), (155, 1251736), (248, 782335), (310, 625868), (620, 312934), (1240, 156467)]