72940210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{33613}}^1$

素因数の和:33658

約数の個数: 32

約数和(自身を含む): 154893312

約数和(自身を除く): 81953102

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 33613, 67226, 168065, 235291, 336130, 470582, 1042003, 1176455, 2084006, 2352910, 5210015, 7294021, 10420030, 14588042, 36470105, 72940210]

約数ペア:

[(1, 72940210), (2, 36470105), (5, 14588042), (7, 10420030), (10, 7294021), (14, 5210015), (31, 2352910), (35, 2084006), (62, 1176455), (70, 1042003), (155, 470582), (217, 336130), (310, 235291), (434, 168065), (1085, 67226), (2170, 33613)]