40653160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 97200000

約数和(自身を除く): 56546840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 149, 152, 190, 298, 359, 380, 596, 718, 745, 760, 1192, 1436, 1490, 1795, 2831, 2872, 2980, 3590, 5662, 5960, 6821, 7180, 11324, 13642, 14155, 14360, 22648, 27284, 28310, 34105, 53491, 54568, 56620, 68210, 106982, 113240, 136420, 213964, 267455, 272840, 427928, 534910, 1016329, 1069820, 2032658, 2139640, 4065316, 5081645, 8130632, 10163290, 20326580, 40653160]

約数ペア:

[(1, 40653160), (2, 20326580), (4, 10163290), (5, 8130632), (8, 5081645), (10, 4065316), (19, 2139640), (20, 2032658), (38, 1069820), (40, 1016329), (76, 534910), (95, 427928), (149, 272840), (152, 267455), (190, 213964), (298, 136420), (359, 113240), (380, 106982), (596, 68210), (718, 56620), (745, 54568), (760, 53491), (1192, 34105), (1436, 28310), (1490, 27284), (1795, 22648), (2831, 14360), (2872, 14155), (2980, 13642), (3590, 11324), (5662, 7180), (5960, 6821)]