1540391320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{72251}}^1$

素因数の和:72316

約数の個数: 64

約数和(自身を含む): 3823575840

約数和(自身を除く): 2283184520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4264, 5330, 10660, 21320, 72251, 144502, 289004, 361255, 578008, 722510, 939263, 1445020, 1878526, 2890040, 2962291, 3757052, 4696315, 5924582, 7514104, 9392630, 11849164, 14811455, 18785260, 23698328, 29622910, 37570520, 38509783, 59245820, 77019566, 118491640, 154039132, 192548915, 308078264, 385097830, 770195660, 1540391320]

約数ペア:

[(1, 1540391320), (2, 770195660), (4, 385097830), (5, 308078264), (8, 192548915), (10, 154039132), (13, 118491640), (20, 77019566), (26, 59245820), (40, 38509783), (41, 37570520), (52, 29622910), (65, 23698328), (82, 18785260), (104, 14811455), (130, 11849164), (164, 9392630), (205, 7514104), (260, 5924582), (328, 4696315), (410, 3757052), (520, 2962291), (533, 2890040), (820, 1878526), (1066, 1445020), (1640, 939263), (2132, 722510), (2665, 578008), (4264, 361255), (5330, 289004), (10660, 144502), (21320, 72251)]