385798040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{1087}}^1$

素因数の和:1584

約数の個数: 64

約数和(自身を含む): 916531200

約数和(自身を除く): 530733160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 467, 760, 934, 1087, 1868, 2174, 2335, 3736, 4348, 4670, 5435, 8696, 8873, 9340, 10870, 17746, 18680, 20653, 21740, 35492, 41306, 43480, 44365, 70984, 82612, 88730, 103265, 165224, 177460, 206530, 354920, 413060, 507629, 826120, 1015258, 2030516, 2538145, 4061032, 5076290, 9644951, 10152580, 19289902, 20305160, 38579804, 48224755, 77159608, 96449510, 192899020, 385798040]

約数ペア:

[(1, 385798040), (2, 192899020), (4, 96449510), (5, 77159608), (8, 48224755), (10, 38579804), (19, 20305160), (20, 19289902), (38, 10152580), (40, 9644951), (76, 5076290), (95, 4061032), (152, 2538145), (190, 2030516), (380, 1015258), (467, 826120), (760, 507629), (934, 413060), (1087, 354920), (1868, 206530), (2174, 177460), (2335, 165224), (3736, 103265), (4348, 88730), (4670, 82612), (5435, 70984), (8696, 44365), (8873, 43480), (9340, 41306), (10870, 35492), (17746, 21740), (18680, 20653)]