253606870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{121343}}^1$

素因数の和:121380

約数の個数: 32

約数和(自身を含む): 524206080

約数和(自身を除く): 270599210

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 121343, 242686, 606715, 1213430, 1334773, 2305517, 2669546, 4611034, 6673865, 11527585, 13347730, 23055170, 25360687, 50721374, 126803435, 253606870]

約数ペア:

[(1, 253606870), (2, 126803435), (5, 50721374), (10, 25360687), (11, 23055170), (19, 13347730), (22, 11527585), (38, 6673865), (55, 4611034), (95, 2669546), (110, 2305517), (190, 1334773), (209, 1213430), (418, 606715), (1045, 242686), (2090, 121343)]