4335970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 8211456

約数和(自身を除く): 3875486

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 197, 310, 355, 394, 710, 985, 1970, 2201, 4402, 6107, 11005, 12214, 13987, 22010, 27974, 30535, 61070, 69935, 139870, 433597, 867194, 2167985, 4335970]

約数ペア:

[(1, 4335970), (2, 2167985), (5, 867194), (10, 433597), (31, 139870), (62, 69935), (71, 61070), (142, 30535), (155, 27974), (197, 22010), (310, 13987), (355, 12214), (394, 11005), (710, 6107), (985, 4402), (1970, 2201)]