495858920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{1583}}^1$

素因数の和:1826

約数の個数: 64

約数和(自身を含む): 1149603840

約数和(自身を除く): 653744920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 191, 205, 328, 382, 410, 764, 820, 955, 1528, 1583, 1640, 1910, 3166, 3820, 6332, 7640, 7831, 7915, 12664, 15662, 15830, 31324, 31660, 39155, 62648, 63320, 64903, 78310, 129806, 156620, 259612, 302353, 313240, 324515, 519224, 604706, 649030, 1209412, 1298060, 1511765, 2418824, 2596120, 3023530, 6047060, 12094120, 12396473, 24792946, 49585892, 61982365, 99171784, 123964730, 247929460, 495858920]

約数ペア:

[(1, 495858920), (2, 247929460), (4, 123964730), (5, 99171784), (8, 61982365), (10, 49585892), (20, 24792946), (40, 12396473), (41, 12094120), (82, 6047060), (164, 3023530), (191, 2596120), (205, 2418824), (328, 1511765), (382, 1298060), (410, 1209412), (764, 649030), (820, 604706), (955, 519224), (1528, 324515), (1583, 313240), (1640, 302353), (1910, 259612), (3166, 156620), (3820, 129806), (6332, 78310), (7640, 64903), (7831, 63320), (7915, 62648), (12664, 39155), (15662, 31660), (15830, 31324)]