1217680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:535

約数の個数: 40

約数和(自身を含む): 2928384

約数和(自身を除く): 1710704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 491, 496, 620, 982, 1240, 1964, 2455, 2480, 3928, 4910, 7856, 9820, 15221, 19640, 30442, 39280, 60884, 76105, 121768, 152210, 243536, 304420, 608840, 1217680]

約数ペア:

[(1, 1217680), (2, 608840), (4, 304420), (5, 243536), (8, 152210), (10, 121768), (16, 76105), (20, 60884), (31, 39280), (40, 30442), (62, 19640), (80, 15221), (124, 9820), (155, 7856), (248, 4910), (310, 3928), (491, 2480), (496, 2455), (620, 1964), (982, 1240)]