488936720

素因数分解:

$2^4\times 5^1\times {\mathrm{6111709}}^1$

素因数の和:6111722

約数の個数: 20

約数和(自身を含む): 1136778060

約数和(自身を除く): 647841340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6111709, 12223418, 24446836, 30558545, 48893672, 61117090, 97787344, 122234180, 244468360, 488936720]

約数ペア:

[(1, 488936720), (2, 244468360), (4, 122234180), (5, 97787344), (8, 61117090), (10, 48893672), (16, 30558545), (20, 24446836), (40, 12223418), (80, 6111709)]