10031980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 24304896

約数和(自身を除く): 14272916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 547, 655, 917, 1094, 1310, 1834, 2188, 2620, 2735, 3668, 3829, 4585, 5470, 7658, 9170, 10940, 15316, 18340, 19145, 38290, 71657, 76580, 143314, 286628, 358285, 501599, 716570, 1003198, 1433140, 2006396, 2507995, 5015990, 10031980]

約数ペア:

[(1, 10031980), (2, 5015990), (4, 2507995), (5, 2006396), (7, 1433140), (10, 1003198), (14, 716570), (20, 501599), (28, 358285), (35, 286628), (70, 143314), (131, 76580), (140, 71657), (262, 38290), (524, 19145), (547, 18340), (655, 15316), (917, 10940), (1094, 9170), (1310, 7658), (1834, 5470), (2188, 4585), (2620, 3829), (2735, 3668)]