2912390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 5787936

約数和(自身を除く): 2875546

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 521, 559, 1042, 1118, 2605, 2795, 5210, 5590, 6773, 13546, 22403, 33865, 44806, 67730, 112015, 224030, 291239, 582478, 1456195, 2912390]

約数ペア:

[(1, 2912390), (2, 1456195), (5, 582478), (10, 291239), (13, 224030), (26, 112015), (43, 67730), (65, 44806), (86, 33865), (130, 22403), (215, 13546), (430, 6773), (521, 5590), (559, 5210), (1042, 2795), (1118, 2605)]