1888941620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{46457}}^1$

素因数の和:46592

約数の個数: 48

約数和(自身を含む): 4214669760

約数和(自身を除く): 2325728140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 2033, 2140, 4066, 8132, 10165, 20330, 40660, 46457, 92914, 185828, 232285, 464570, 882683, 929140, 1765366, 3530732, 4413415, 4970899, 8826830, 9941798, 17653660, 19883596, 24854495, 49708990, 94447081, 99417980, 188894162, 377788324, 472235405, 944470810, 1888941620]

約数ペア:

[(1, 1888941620), (2, 944470810), (4, 472235405), (5, 377788324), (10, 188894162), (19, 99417980), (20, 94447081), (38, 49708990), (76, 24854495), (95, 19883596), (107, 17653660), (190, 9941798), (214, 8826830), (380, 4970899), (428, 4413415), (535, 3530732), (1070, 1765366), (2033, 929140), (2140, 882683), (4066, 464570), (8132, 232285), (10165, 185828), (20330, 92914), (40660, 46457)]