16210420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 37094400

約数和(自身を除く): 20883980

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 1471, 2204, 2755, 2942, 5510, 5884, 7355, 11020, 14710, 27949, 29420, 42659, 55898, 85318, 111796, 139745, 170636, 213295, 279490, 426590, 558980, 810521, 853180, 1621042, 3242084, 4052605, 8105210, 16210420]

約数ペア:

[(1, 16210420), (2, 8105210), (4, 4052605), (5, 3242084), (10, 1621042), (19, 853180), (20, 810521), (29, 558980), (38, 426590), (58, 279490), (76, 213295), (95, 170636), (116, 139745), (145, 111796), (190, 85318), (290, 55898), (380, 42659), (551, 29420), (580, 27949), (1102, 14710), (1471, 11020), (2204, 7355), (2755, 5884), (2942, 5510)]