2912121560

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{488611}}^1$

素因数の和:488771

約数の個数: 32

約数和(自身を含む): 6596262000

約数和(自身を除く): 3684140440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 488611, 977222, 1954444, 2443055, 3908888, 4886110, 9772220, 19544440, 72803039, 145606078, 291212156, 364015195, 582424312, 728030390, 1456060780, 2912121560]

約数ペア:

[(1, 2912121560), (2, 1456060780), (4, 728030390), (5, 582424312), (8, 364015195), (10, 291212156), (20, 145606078), (40, 72803039), (149, 19544440), (298, 9772220), (596, 4886110), (745, 3908888), (1192, 2443055), (1490, 1954444), (2980, 977222), (5960, 488611)]