10225420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 22982400

約数和(自身を除く): 12756980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 379, 380, 710, 758, 1349, 1420, 1516, 1895, 2698, 3790, 5396, 6745, 7201, 7580, 13490, 14402, 26909, 26980, 28804, 36005, 53818, 72010, 107636, 134545, 144020, 269090, 511271, 538180, 1022542, 2045084, 2556355, 5112710, 10225420]

約数ペア:

[(1, 10225420), (2, 5112710), (4, 2556355), (5, 2045084), (10, 1022542), (19, 538180), (20, 511271), (38, 269090), (71, 144020), (76, 134545), (95, 107636), (142, 72010), (190, 53818), (284, 36005), (355, 28804), (379, 26980), (380, 26909), (710, 14402), (758, 13490), (1349, 7580), (1420, 7201), (1516, 6745), (1895, 5396), (2698, 3790)]