4420910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1097}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 8854272

約数和(自身を除く): 4433362

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 1097, 2015, 2194, 4030, 5485, 10970, 14261, 28522, 34007, 68014, 71305, 142610, 170035, 340070, 442091, 884182, 2210455, 4420910]

約数ペア:

[(1, 4420910), (2, 2210455), (5, 884182), (10, 442091), (13, 340070), (26, 170035), (31, 142610), (62, 71305), (65, 68014), (130, 34007), (155, 28522), (310, 14261), (403, 10970), (806, 5485), (1097, 4030), (2015, 2194)]