7431320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 18627840

約数和(自身を除く): 11196520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 461, 520, 620, 806, 922, 1240, 1612, 1844, 2015, 2305, 3224, 3688, 4030, 4610, 5993, 8060, 9220, 11986, 14291, 16120, 18440, 23972, 28582, 29965, 47944, 57164, 59930, 71455, 114328, 119860, 142910, 185783, 239720, 285820, 371566, 571640, 743132, 928915, 1486264, 1857830, 3715660, 7431320]

約数ペア:

[(1, 7431320), (2, 3715660), (4, 1857830), (5, 1486264), (8, 928915), (10, 743132), (13, 571640), (20, 371566), (26, 285820), (31, 239720), (40, 185783), (52, 142910), (62, 119860), (65, 114328), (104, 71455), (124, 59930), (130, 57164), (155, 47944), (248, 29965), (260, 28582), (310, 23972), (403, 18440), (461, 16120), (520, 14291), (620, 11986), (806, 9220), (922, 8060), (1240, 5993), (1612, 4610), (1844, 4030), (2015, 3688), (2305, 3224)]