3951860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 9652608

約数和(自身を除く): 5700748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 71, 92, 110, 115, 121, 142, 220, 230, 242, 253, 284, 355, 460, 484, 506, 605, 710, 781, 1012, 1210, 1265, 1420, 1562, 1633, 2420, 2530, 2783, 3124, 3266, 3905, 5060, 5566, 6532, 7810, 8165, 8591, 11132, 13915, 15620, 16330, 17182, 17963, 27830, 32660, 34364, 35926, 42955, 55660, 71852, 85910, 89815, 171820, 179630, 197593, 359260, 395186, 790372, 987965, 1975930, 3951860]

約数ペア:

[(1, 3951860), (2, 1975930), (4, 987965), (5, 790372), (10, 395186), (11, 359260), (20, 197593), (22, 179630), (23, 171820), (44, 89815), (46, 85910), (55, 71852), (71, 55660), (92, 42955), (110, 35926), (115, 34364), (121, 32660), (142, 27830), (220, 17963), (230, 17182), (242, 16330), (253, 15620), (284, 13915), (355, 11132), (460, 8591), (484, 8165), (506, 7810), (605, 6532), (710, 5566), (781, 5060), (1012, 3905), (1210, 3266), (1265, 3124), (1420, 2783), (1562, 2530), (1633, 2420)]