2017919910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{19801}}^1$

素因数の和:19933

約数の個数: 64

約数和(自身を含む): 5018618880

約数和(自身を除く): 3000698970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 79, 86, 129, 158, 215, 237, 258, 395, 430, 474, 645, 790, 1185, 1290, 2370, 3397, 6794, 10191, 16985, 19801, 20382, 33970, 39602, 50955, 59403, 99005, 101910, 118806, 198010, 297015, 594030, 851443, 1564279, 1702886, 2554329, 3128558, 4257215, 4692837, 5108658, 7821395, 8514430, 9385674, 12771645, 15642790, 23464185, 25543290, 46928370, 67263997, 134527994, 201791991, 336319985, 403583982, 672639970, 1008959955, 2017919910]

約数ペア:

[(1, 2017919910), (2, 1008959955), (3, 672639970), (5, 403583982), (6, 336319985), (10, 201791991), (15, 134527994), (30, 67263997), (43, 46928370), (79, 25543290), (86, 23464185), (129, 15642790), (158, 12771645), (215, 9385674), (237, 8514430), (258, 7821395), (395, 5108658), (430, 4692837), (474, 4257215), (645, 3128558), (790, 2554329), (1185, 1702886), (1290, 1564279), (2370, 851443), (3397, 594030), (6794, 297015), (10191, 198010), (16985, 118806), (19801, 101910), (20382, 99005), (33970, 59403), (39602, 50955)]