274245620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{65609}}^1$

素因数の和:65648

約数の個数: 48

約数和(自身を含む): 661348800

約数和(自身を除く): 387103180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 65609, 131218, 262436, 328045, 656090, 721699, 1246571, 1312180, 1443398, 2493142, 2886796, 3608495, 4986284, 6232855, 7216990, 12465710, 13712281, 14433980, 24931420, 27424562, 54849124, 68561405, 137122810, 274245620]

約数ペア:

[(1, 274245620), (2, 137122810), (4, 68561405), (5, 54849124), (10, 27424562), (11, 24931420), (19, 14433980), (20, 13712281), (22, 12465710), (38, 7216990), (44, 6232855), (55, 4986284), (76, 3608495), (95, 2886796), (110, 2493142), (190, 1443398), (209, 1312180), (220, 1246571), (380, 721699), (418, 656090), (836, 328045), (1045, 262436), (2090, 131218), (4180, 65609)]