1623380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 3822336

約数和(自身を除く): 2198956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 157, 188, 220, 235, 314, 470, 517, 628, 785, 940, 1034, 1570, 1727, 2068, 2585, 3140, 3454, 5170, 6908, 7379, 8635, 10340, 14758, 17270, 29516, 34540, 36895, 73790, 81169, 147580, 162338, 324676, 405845, 811690, 1623380]

約数ペア:

[(1, 1623380), (2, 811690), (4, 405845), (5, 324676), (10, 162338), (11, 147580), (20, 81169), (22, 73790), (44, 36895), (47, 34540), (55, 29516), (94, 17270), (110, 14758), (157, 10340), (188, 8635), (220, 7379), (235, 6908), (314, 5170), (470, 3454), (517, 3140), (628, 2585), (785, 2068), (940, 1727), (1034, 1570)]