117620020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11833}}^1$

素因数の和:11920

約数の個数: 48

約数和(自身を含む): 286288128

約数和(自身を除く): 168668108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 11833, 23666, 47332, 59165, 82831, 118330, 165662, 236660, 331324, 414155, 828310, 840143, 1656620, 1680286, 3360572, 4200715, 5881001, 8401430, 11762002, 16802860, 23524004, 29405005, 58810010, 117620020]

約数ペア:

[(1, 117620020), (2, 58810010), (4, 29405005), (5, 23524004), (7, 16802860), (10, 11762002), (14, 8401430), (20, 5881001), (28, 4200715), (35, 3360572), (70, 1680286), (71, 1656620), (140, 840143), (142, 828310), (284, 414155), (355, 331324), (497, 236660), (710, 165662), (994, 118330), (1420, 82831), (1988, 59165), (2485, 47332), (4970, 23666), (9940, 11833)]