15808190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 31272480

約数和(自身を除く): 15464290

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 151, 190, 290, 302, 361, 551, 722, 755, 1102, 1510, 1805, 2755, 2869, 3610, 4379, 5510, 5738, 8758, 10469, 14345, 20938, 21895, 28690, 43790, 52345, 54511, 83201, 104690, 109022, 166402, 272555, 416005, 545110, 832010, 1580819, 3161638, 7904095, 15808190]

約数ペア:

[(1, 15808190), (2, 7904095), (5, 3161638), (10, 1580819), (19, 832010), (29, 545110), (38, 416005), (58, 272555), (95, 166402), (145, 109022), (151, 104690), (190, 83201), (290, 54511), (302, 52345), (361, 43790), (551, 28690), (722, 21895), (755, 20938), (1102, 14345), (1510, 10469), (1805, 8758), (2755, 5738), (2869, 5510), (3610, 4379)]