2018302040

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1\times {\mathrm{2467}}^1$

素因数の和:2772

約数の個数: 64

約数和(自身を含む): 4608545760

約数和(自身を除く): 2590243720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 181, 226, 362, 452, 565, 724, 904, 905, 1130, 1448, 1810, 2260, 2467, 3620, 4520, 4934, 7240, 9868, 12335, 19736, 20453, 24670, 40906, 49340, 81812, 98680, 102265, 163624, 204530, 278771, 409060, 446527, 557542, 818120, 893054, 1115084, 1393855, 1786108, 2230168, 2232635, 2787710, 3572216, 4465270, 5575420, 8930540, 11150840, 17861080, 50457551, 100915102, 201830204, 252287755, 403660408, 504575510, 1009151020, 2018302040]

約数ペア:

[(1, 2018302040), (2, 1009151020), (4, 504575510), (5, 403660408), (8, 252287755), (10, 201830204), (20, 100915102), (40, 50457551), (113, 17861080), (181, 11150840), (226, 8930540), (362, 5575420), (452, 4465270), (565, 3572216), (724, 2787710), (904, 2232635), (905, 2230168), (1130, 1786108), (1448, 1393855), (1810, 1115084), (2260, 893054), (2467, 818120), (3620, 557542), (4520, 446527), (4934, 409060), (7240, 278771), (9868, 204530), (12335, 163624), (19736, 102265), (20453, 98680), (24670, 81812), (40906, 49340)]