20342786140

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1\times {\mathrm{10613}}^1$

素因数の和:11262

約数の個数: 48

約数和(自身を含む): 43009626240

約数和(自身を除く): 22666840100

約数列:

[1, 2, 4, 5, 10, 20, 239, 401, 478, 802, 956, 1195, 1604, 2005, 2390, 4010, 4780, 8020, 10613, 21226, 42452, 53065, 95839, 106130, 191678, 212260, 383356, 479195, 958390, 1916780, 2536507, 4255813, 5073014, 8511626, 10146028, 12682535, 17023252, 21279065, 25365070, 42558130, 50730140, 85116260, 1017139307, 2034278614, 4068557228, 5085696535, 10171393070, 20342786140]

約数ペア:

[(1, 20342786140), (2, 10171393070), (4, 5085696535), (5, 4068557228), (10, 2034278614), (20, 1017139307), (239, 85116260), (401, 50730140), (478, 42558130), (802, 25365070), (956, 21279065), (1195, 17023252), (1604, 12682535), (2005, 10146028), (2390, 8511626), (4010, 5073014), (4780, 4255813), (8020, 2536507), (10613, 1916780), (21226, 958390), (42452, 479195), (53065, 383356), (95839, 212260), (106130, 191678)]