8797460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 22063104

約数和(自身を除く): 13265644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 191, 196, 235, 245, 329, 382, 470, 490, 658, 764, 940, 955, 980, 1316, 1337, 1645, 1910, 2303, 2674, 3290, 3820, 4606, 5348, 6580, 6685, 8977, 9212, 9359, 11515, 13370, 17954, 18718, 23030, 26740, 35908, 37436, 44885, 46060, 46795, 62839, 89770, 93590, 125678, 179540, 187180, 251356, 314195, 439873, 628390, 879746, 1256780, 1759492, 2199365, 4398730, 8797460]

約数ペア:

[(1, 8797460), (2, 4398730), (4, 2199365), (5, 1759492), (7, 1256780), (10, 879746), (14, 628390), (20, 439873), (28, 314195), (35, 251356), (47, 187180), (49, 179540), (70, 125678), (94, 93590), (98, 89770), (140, 62839), (188, 46795), (191, 46060), (196, 44885), (235, 37436), (245, 35908), (329, 26740), (382, 23030), (470, 18718), (490, 17954), (658, 13370), (764, 11515), (940, 9359), (955, 9212), (980, 8977), (1316, 6685), (1337, 6580), (1645, 5348), (1910, 4606), (2303, 3820), (2674, 3290)]