48663940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9851}}^1$

素因数の和:9892

約数の個数: 48

約数和(自身を含む): 115859520

約数和(自身を除く): 67195580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 9851, 19702, 39404, 49255, 98510, 128063, 187169, 197020, 256126, 374338, 512252, 640315, 748676, 935845, 1280630, 1871690, 2433197, 2561260, 3743380, 4866394, 9732788, 12165985, 24331970, 48663940]

約数ペア:

[(1, 48663940), (2, 24331970), (4, 12165985), (5, 9732788), (10, 4866394), (13, 3743380), (19, 2561260), (20, 2433197), (26, 1871690), (38, 1280630), (52, 935845), (65, 748676), (76, 640315), (95, 512252), (130, 374338), (190, 256126), (247, 197020), (260, 187169), (380, 128063), (494, 98510), (988, 49255), (1235, 39404), (2470, 19702), (4940, 9851)]