40637870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44657}}^1$

素因数の和:44684

約数の個数: 32

約数和(自身を含む): 90030528

約数和(自身を除く): 49392658

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 44657, 89314, 223285, 312599, 446570, 580541, 625198, 1161082, 1562995, 2902705, 3125990, 4063787, 5805410, 8127574, 20318935, 40637870]

約数ペア:

[(1, 40637870), (2, 20318935), (5, 8127574), (7, 5805410), (10, 4063787), (13, 3125990), (14, 2902705), (26, 1562995), (35, 1161082), (65, 625198), (70, 580541), (91, 446570), (130, 312599), (182, 223285), (455, 89314), (910, 44657)]