207815320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167593}}^1$

素因数の和:167635

約数の個数: 32

約数和(自身を含む): 482670720

約数和(自身を除く): 274855400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 167593, 335186, 670372, 837965, 1340744, 1675930, 3351860, 5195383, 6703720, 10390766, 20781532, 25976915, 41563064, 51953830, 103907660, 207815320]

約数ペア:

[(1, 207815320), (2, 103907660), (4, 51953830), (5, 41563064), (8, 25976915), (10, 20781532), (20, 10390766), (31, 6703720), (40, 5195383), (62, 3351860), (124, 1675930), (155, 1340744), (248, 837965), (310, 670372), (620, 335186), (1240, 167593)]