490656530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17393}}^1$

素因数の和:17451

約数の個数: 64

約数和(自身を含む): 1122121728

約数和(自身を除く): 631465198

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2821, 4030, 5642, 14105, 17393, 28210, 34786, 86965, 121751, 173930, 226109, 243502, 452218, 539183, 608755, 1078366, 1130545, 1217510, 1582763, 2261090, 2695915, 3165526, 3774281, 5391830, 7009379, 7548562, 7913815, 14018758, 15827630, 18871405, 35046895, 37742810, 49065653, 70093790, 98131306, 245328265, 490656530]

約数ペア:

[(1, 490656530), (2, 245328265), (5, 98131306), (7, 70093790), (10, 49065653), (13, 37742810), (14, 35046895), (26, 18871405), (31, 15827630), (35, 14018758), (62, 7913815), (65, 7548562), (70, 7009379), (91, 5391830), (130, 3774281), (155, 3165526), (182, 2695915), (217, 2261090), (310, 1582763), (403, 1217510), (434, 1130545), (455, 1078366), (806, 608755), (910, 539183), (1085, 452218), (2015, 243502), (2170, 226109), (2821, 173930), (4030, 121751), (5642, 86965), (14105, 34786), (17393, 28210)]