442428680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3907}}^1$

素因数の和:4086

約数の個数: 64

約数和(自身を含む): 1055160000

約数和(自身を除く): 612731320

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, 3907, 5662, 5960, 7814, 11324, 14155, 15628, 19535, 22648, 28310, 31256, 39070, 56620, 74233, 78140, 113240, 148466, 156280, 296932, 371165, 582143, 593864, 742330, 1164286, 1484660, 2328572, 2910715, 2969320, 4657144, 5821430, 11060717, 11642860, 22121434, 23285720, 44242868, 55303585, 88485736, 110607170, 221214340, 442428680]

約数ペア:

[(1, 442428680), (2, 221214340), (4, 110607170), (5, 88485736), (8, 55303585), (10, 44242868), (19, 23285720), (20, 22121434), (38, 11642860), (40, 11060717), (76, 5821430), (95, 4657144), (149, 2969320), (152, 2910715), (190, 2328572), (298, 1484660), (380, 1164286), (596, 742330), (745, 593864), (760, 582143), (1192, 371165), (1490, 296932), (2831, 156280), (2980, 148466), (3907, 113240), (5662, 78140), (5960, 74233), (7814, 56620), (11324, 39070), (14155, 31256), (15628, 28310), (19535, 22648)]