17291890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1363

約数の個数: 64

約数和(自身を含む): 41119488

約数和(自身を除く): 23827598

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1321, 1870, 2618, 2642, 6545, 6605, 9247, 13090, 13210, 14531, 18494, 22457, 29062, 44914, 46235, 72655, 92470, 101717, 112285, 145310, 157199, 203434, 224570, 247027, 314398, 494054, 508585, 785995, 1017170, 1235135, 1571990, 1729189, 2470270, 3458378, 8645945, 17291890]

約数ペア:

[(1, 17291890), (2, 8645945), (5, 3458378), (7, 2470270), (10, 1729189), (11, 1571990), (14, 1235135), (17, 1017170), (22, 785995), (34, 508585), (35, 494054), (55, 314398), (70, 247027), (77, 224570), (85, 203434), (110, 157199), (119, 145310), (154, 112285), (170, 101717), (187, 92470), (238, 72655), (374, 46235), (385, 44914), (595, 29062), (770, 22457), (935, 18494), (1190, 14531), (1309, 13210), (1321, 13090), (1870, 9247), (2618, 6605), (2642, 6545)]