30648760

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5849}}^1$

素因数の和:5991

約数の個数: 32

約数和(自身を含む): 69498000

約数和(自身を除く): 38849240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 5849, 11698, 23396, 29245, 46792, 58490, 116980, 233960, 766219, 1532438, 3064876, 3831095, 6129752, 7662190, 15324380, 30648760]

約数ペア:

[(1, 30648760), (2, 15324380), (4, 7662190), (5, 6129752), (8, 3831095), (10, 3064876), (20, 1532438), (40, 766219), (131, 233960), (262, 116980), (524, 58490), (655, 46792), (1048, 29245), (1310, 23396), (2620, 11698), (5240, 5849)]