1210432840

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{61631}}^1$

素因数の和:62133

約数の個数: 32

約数和(自身を含む): 2729064960

約数和(自身を除く): 1518632120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 9820, 19640, 61631, 123262, 246524, 308155, 493048, 616310, 1232620, 2465240, 30260821, 60521642, 121043284, 151304105, 242086568, 302608210, 605216420, 1210432840]

約数ペア:

[(1, 1210432840), (2, 605216420), (4, 302608210), (5, 242086568), (8, 151304105), (10, 121043284), (20, 60521642), (40, 30260821), (491, 2465240), (982, 1232620), (1964, 616310), (2455, 493048), (3928, 308155), (4910, 246524), (9820, 123262), (19640, 61631)]