20158877910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1301}}^2$

素因数の和:3009

約数の個数: 48

約数和(自身を含む): 48540484368

約数和(自身を除く): 28381606458

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 397, 794, 1191, 1301, 1985, 2382, 2602, 3903, 3970, 5955, 6505, 7806, 11910, 13010, 19515, 39030, 516497, 1032994, 1549491, 1692601, 2582485, 3098982, 3385202, 5077803, 5164970, 7747455, 8463005, 10155606, 15494910, 16926010, 25389015, 50778030, 671962597, 1343925194, 2015887791, 3359812985, 4031775582, 6719625970, 10079438955, 20158877910]

約数ペア:

[(1, 20158877910), (2, 10079438955), (3, 6719625970), (5, 4031775582), (6, 3359812985), (10, 2015887791), (15, 1343925194), (30, 671962597), (397, 50778030), (794, 25389015), (1191, 16926010), (1301, 15494910), (1985, 10155606), (2382, 8463005), (2602, 7747455), (3903, 5164970), (3970, 5077803), (5955, 3385202), (6505, 3098982), (7806, 2582485), (11910, 1692601), (13010, 1549491), (19515, 1032994), (39030, 516497)]