9961120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4789}}^1$

素因数の和:4817

約数の個数: 48

約数和(自身を含む): 25348680

約数和(自身を除く): 15387560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 4789, 9578, 19156, 23945, 38312, 47890, 62257, 76624, 95780, 124514, 153248, 191560, 249028, 311285, 383120, 498056, 622570, 766240, 996112, 1245140, 1992224, 2490280, 4980560, 9961120]

約数ペア:

[(1, 9961120), (2, 4980560), (4, 2490280), (5, 1992224), (8, 1245140), (10, 996112), (13, 766240), (16, 622570), (20, 498056), (26, 383120), (32, 311285), (40, 249028), (52, 191560), (65, 153248), (80, 124514), (104, 95780), (130, 76624), (160, 62257), (208, 47890), (260, 38312), (416, 23945), (520, 19156), (1040, 9578), (2080, 4789)]