702993160040

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2129}}^1\times {\mathrm{21221}}^1$

素因数の和:23750

約数の個数: 64

約数和(自身を含む): 1586620386000

約数和(自身を除く): 883627225960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 2129, 3112, 3890, 4258, 7780, 8516, 10645, 15560, 17032, 21221, 21290, 42442, 42580, 84884, 85160, 106105, 169768, 212210, 424420, 828181, 848840, 1656362, 3312724, 4140905, 6625448, 8254969, 8281810, 16509938, 16563620, 33019876, 33127240, 41274845, 45179509, 66039752, 82549690, 90359018, 165099380, 180718036, 225897545, 330198760, 361436072, 451795090, 903590180, 1807180360, 17574829001, 35149658002, 70299316004, 87874145005, 140598632008, 175748290010, 351496580020, 702993160040]

約数ペア:

[(1, 702993160040), (2, 351496580020), (4, 175748290010), (5, 140598632008), (8, 87874145005), (10, 70299316004), (20, 35149658002), (40, 17574829001), (389, 1807180360), (778, 903590180), (1556, 451795090), (1945, 361436072), (2129, 330198760), (3112, 225897545), (3890, 180718036), (4258, 165099380), (7780, 90359018), (8516, 82549690), (10645, 66039752), (15560, 45179509), (17032, 41274845), (21221, 33127240), (21290, 33019876), (42442, 16563620), (42580, 16509938), (84884, 8281810), (85160, 8254969), (106105, 6625448), (169768, 4140905), (212210, 3312724), (424420, 1656362), (828181, 848840)]