746663480

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{1427}}^1$

素因数の和:1668

約数の個数: 64

約数和(自身を含む): 1710858240

約数和(自身を除く): 964194760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 127, 206, 254, 412, 508, 515, 635, 824, 1016, 1030, 1270, 1427, 2060, 2540, 2854, 4120, 5080, 5708, 7135, 11416, 13081, 14270, 26162, 28540, 52324, 57080, 65405, 104648, 130810, 146981, 181229, 261620, 293962, 362458, 523240, 587924, 724916, 734905, 906145, 1175848, 1449832, 1469810, 1812290, 2939620, 3624580, 5879240, 7249160, 18666587, 37333174, 74666348, 93332935, 149332696, 186665870, 373331740, 746663480]

約数ペア:

[(1, 746663480), (2, 373331740), (4, 186665870), (5, 149332696), (8, 93332935), (10, 74666348), (20, 37333174), (40, 18666587), (103, 7249160), (127, 5879240), (206, 3624580), (254, 2939620), (412, 1812290), (508, 1469810), (515, 1449832), (635, 1175848), (824, 906145), (1016, 734905), (1030, 724916), (1270, 587924), (1427, 523240), (2060, 362458), (2540, 293962), (2854, 261620), (4120, 181229), (5080, 146981), (5708, 130810), (7135, 104648), (11416, 65405), (13081, 57080), (14270, 52324), (26162, 28540)]