1963622440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71249}}^1$

素因数の和:71326

約数の個数: 64

約数和(自身を含む): 4847850000

約数和(自身を除く): 2884227560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 3445, 5512, 6890, 13780, 27560, 71249, 142498, 284996, 356245, 569992, 712490, 926237, 1424980, 1852474, 2849960, 3704948, 3776197, 4631185, 7409896, 7552394, 9262370, 15104788, 18524740, 18880985, 30209576, 37049480, 37761970, 49090561, 75523940, 98181122, 151047880, 196362244, 245452805, 392724488, 490905610, 981811220, 1963622440]

約数ペア:

[(1, 1963622440), (2, 981811220), (4, 490905610), (5, 392724488), (8, 245452805), (10, 196362244), (13, 151047880), (20, 98181122), (26, 75523940), (40, 49090561), (52, 37761970), (53, 37049480), (65, 30209576), (104, 18880985), (106, 18524740), (130, 15104788), (212, 9262370), (260, 7552394), (265, 7409896), (424, 4631185), (520, 3776197), (530, 3704948), (689, 2849960), (1060, 1852474), (1378, 1424980), (2120, 926237), (2756, 712490), (3445, 569992), (5512, 356245), (6890, 284996), (13780, 142498), (27560, 71249)]