12639770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8839}}^1$

素因数の和:8870

約数の個数: 32

約数和(自身を含む): 26732160

約数和(自身を除く): 14092390

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 8839, 17678, 44195, 88390, 97229, 114907, 194458, 229814, 486145, 574535, 972290, 1149070, 1263977, 2527954, 6319885, 12639770]

約数ペア:

[(1, 12639770), (2, 6319885), (5, 2527954), (10, 1263977), (11, 1149070), (13, 972290), (22, 574535), (26, 486145), (55, 229814), (65, 194458), (110, 114907), (130, 97229), (143, 88390), (286, 44195), (715, 17678), (1430, 8839)]