19200041320

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{743}}^1\times {\mathrm{2897}}^1$

素因数の和:3874

約数の個数: 64

約数和(自身を含む): 43467217920

約数和(自身を除く): 24267176600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 743, 892, 1115, 1486, 1784, 2230, 2897, 2972, 3715, 4460, 5794, 5944, 7430, 8920, 11588, 14485, 14860, 23176, 28970, 29720, 57940, 115880, 165689, 331378, 646031, 662756, 828445, 1292062, 1325512, 1656890, 2152471, 2584124, 3230155, 3313780, 4304942, 5168248, 6460310, 6627560, 8609884, 10762355, 12920620, 17219768, 21524710, 25841240, 43049420, 86098840, 480001033, 960002066, 1920004132, 2400005165, 3840008264, 4800010330, 9600020660, 19200041320]

約数ペア:

[(1, 19200041320), (2, 9600020660), (4, 4800010330), (5, 3840008264), (8, 2400005165), (10, 1920004132), (20, 960002066), (40, 480001033), (223, 86098840), (446, 43049420), (743, 25841240), (892, 21524710), (1115, 17219768), (1486, 12920620), (1784, 10762355), (2230, 8609884), (2897, 6627560), (2972, 6460310), (3715, 5168248), (4460, 4304942), (5794, 3313780), (5944, 3230155), (7430, 2584124), (8920, 2152471), (11588, 1656890), (14485, 1325512), (14860, 1292062), (23176, 828445), (28970, 662756), (29720, 646031), (57940, 331378), (115880, 165689)]