7674380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 19305216

約数和(自身を除く): 11630836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 191, 196, 205, 245, 287, 382, 410, 490, 574, 764, 820, 955, 980, 1148, 1337, 1435, 1910, 2009, 2674, 2870, 3820, 4018, 5348, 5740, 6685, 7831, 8036, 9359, 10045, 13370, 15662, 18718, 20090, 26740, 31324, 37436, 39155, 40180, 46795, 54817, 78310, 93590, 109634, 156620, 187180, 219268, 274085, 383719, 548170, 767438, 1096340, 1534876, 1918595, 3837190, 7674380]

約数ペア:

[(1, 7674380), (2, 3837190), (4, 1918595), (5, 1534876), (7, 1096340), (10, 767438), (14, 548170), (20, 383719), (28, 274085), (35, 219268), (41, 187180), (49, 156620), (70, 109634), (82, 93590), (98, 78310), (140, 54817), (164, 46795), (191, 40180), (196, 39155), (205, 37436), (245, 31324), (287, 26740), (382, 20090), (410, 18718), (490, 15662), (574, 13370), (764, 10045), (820, 9359), (955, 8036), (980, 7831), (1148, 6685), (1337, 5740), (1435, 5348), (1910, 4018), (2009, 3820), (2674, 2870)]