519884840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{4591}}^1$

素因数の和:4770

約数の個数: 64

約数和(自身を含む): 1239840000

約数和(自身を除く): 719955160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 149, 152, 190, 298, 380, 596, 745, 760, 1192, 1490, 2831, 2980, 4591, 5662, 5960, 9182, 11324, 14155, 18364, 22648, 22955, 28310, 36728, 45910, 56620, 87229, 91820, 113240, 174458, 183640, 348916, 436145, 684059, 697832, 872290, 1368118, 1744580, 2736236, 3420295, 3489160, 5472472, 6840590, 12997121, 13681180, 25994242, 27362360, 51988484, 64985605, 103976968, 129971210, 259942420, 519884840]

約数ペア:

[(1, 519884840), (2, 259942420), (4, 129971210), (5, 103976968), (8, 64985605), (10, 51988484), (19, 27362360), (20, 25994242), (38, 13681180), (40, 12997121), (76, 6840590), (95, 5472472), (149, 3489160), (152, 3420295), (190, 2736236), (298, 1744580), (380, 1368118), (596, 872290), (745, 697832), (760, 684059), (1192, 436145), (1490, 348916), (2831, 183640), (2980, 174458), (4591, 113240), (5662, 91820), (5960, 87229), (9182, 56620), (11324, 45910), (14155, 36728), (18364, 28310), (22648, 22955)]