140314370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{64661}}^1$

素因数の和:64706

約数の個数: 32

約数和(自身を含む): 297962496

約数和(自身を除く): 157648126

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 64661, 129322, 323305, 452627, 646610, 905254, 2004491, 2263135, 4008982, 4526270, 10022455, 14031437, 20044910, 28062874, 70157185, 140314370]

約数ペア:

[(1, 140314370), (2, 70157185), (5, 28062874), (7, 20044910), (10, 14031437), (14, 10022455), (31, 4526270), (35, 4008982), (62, 2263135), (70, 2004491), (155, 905254), (217, 646610), (310, 452627), (434, 323305), (1085, 129322), (2170, 64661)]