4398730

素因数分解:

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

素因数の和:259

約数の個数: 48

約数和(自身を含む): 9455616

約数和(自身を除く): 5056886

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 191, 235, 245, 329, 382, 470, 490, 658, 955, 1337, 1645, 1910, 2303, 2674, 3290, 4606, 6685, 8977, 9359, 11515, 13370, 17954, 18718, 23030, 44885, 46795, 62839, 89770, 93590, 125678, 314195, 439873, 628390, 879746, 2199365, 4398730]

約数ペア:

[(1, 4398730), (2, 2199365), (5, 879746), (7, 628390), (10, 439873), (14, 314195), (35, 125678), (47, 93590), (49, 89770), (70, 62839), (94, 46795), (98, 44885), (191, 23030), (235, 18718), (245, 17954), (329, 13370), (382, 11515), (470, 9359), (490, 8977), (658, 6685), (955, 4606), (1337, 3290), (1645, 2674), (1910, 2303)]