18941360

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4013}}^1$

素因数の和:4085

約数の個数: 40

約数和(自身を含む): 44796240

約数和(自身を除く): 25854880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4013, 4720, 8026, 16052, 20065, 32104, 40130, 64208, 80260, 160520, 236767, 321040, 473534, 947068, 1183835, 1894136, 2367670, 3788272, 4735340, 9470680, 18941360]

約数ペア:

[(1, 18941360), (2, 9470680), (4, 4735340), (5, 3788272), (8, 2367670), (10, 1894136), (16, 1183835), (20, 947068), (40, 473534), (59, 321040), (80, 236767), (118, 160520), (236, 80260), (295, 64208), (472, 40130), (590, 32104), (944, 20065), (1180, 16052), (2360, 8026), (4013, 4720)]