697146520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{401}}^1\times {\mathrm{887}}^1$

素因数の和:1313

約数の個数: 96

約数和(自身を含む): 1831286880

約数和(自身を除く): 1134140360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 401, 490, 802, 887, 980, 1604, 1774, 1960, 2005, 2807, 3208, 3548, 4010, 4435, 5614, 6209, 7096, 8020, 8870, 11228, 12418, 14035, 16040, 17740, 19649, 22456, 24836, 28070, 31045, 35480, 39298, 43463, 49672, 56140, 62090, 78596, 86926, 98245, 112280, 124180, 157192, 173852, 196490, 217315, 248360, 347704, 355687, 392980, 434630, 711374, 785960, 869260, 1422748, 1738520, 1778435, 2489809, 2845496, 3556870, 4979618, 7113740, 9959236, 12449045, 14227480, 17428663, 19918472, 24898090, 34857326, 49796180, 69714652, 87143315, 99592360, 139429304, 174286630, 348573260, 697146520]

約数ペア:

[(1, 697146520), (2, 348573260), (4, 174286630), (5, 139429304), (7, 99592360), (8, 87143315), (10, 69714652), (14, 49796180), (20, 34857326), (28, 24898090), (35, 19918472), (40, 17428663), (49, 14227480), (56, 12449045), (70, 9959236), (98, 7113740), (140, 4979618), (196, 3556870), (245, 2845496), (280, 2489809), (392, 1778435), (401, 1738520), (490, 1422748), (802, 869260), (887, 785960), (980, 711374), (1604, 434630), (1774, 392980), (1960, 355687), (2005, 347704), (2807, 248360), (3208, 217315), (3548, 196490), (4010, 173852), (4435, 157192), (5614, 124180), (6209, 112280), (7096, 98245), (8020, 86926), (8870, 78596), (11228, 62090), (12418, 56140), (14035, 49672), (16040, 43463), (17740, 39298), (19649, 35480), (22456, 31045), (24836, 28070)]