120407720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97103}}^1$

素因数の和:97145

約数の個数: 32

約数和(自身を含む): 279659520

約数和(自身を除く): 159251800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 97103, 194206, 388412, 485515, 776824, 971030, 1942060, 3010193, 3884120, 6020386, 12040772, 15050965, 24081544, 30101930, 60203860, 120407720]

約数ペア:

[(1, 120407720), (2, 60203860), (4, 30101930), (5, 24081544), (8, 15050965), (10, 12040772), (20, 6020386), (31, 3884120), (40, 3010193), (62, 1942060), (124, 971030), (155, 776824), (248, 485515), (310, 388412), (620, 194206), (1240, 97103)]