30637640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{389}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 75816000

約数和(自身を除く): 45178360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 179, 220, 358, 389, 440, 716, 778, 895, 1432, 1556, 1790, 1945, 1969, 3112, 3580, 3890, 3938, 4279, 7160, 7780, 7876, 8558, 9845, 15560, 15752, 17116, 19690, 21395, 34232, 39380, 42790, 69631, 78760, 85580, 139262, 171160, 278524, 348155, 557048, 696310, 765941, 1392620, 1531882, 2785240, 3063764, 3829705, 6127528, 7659410, 15318820, 30637640]

約数ペア:

[(1, 30637640), (2, 15318820), (4, 7659410), (5, 6127528), (8, 3829705), (10, 3063764), (11, 2785240), (20, 1531882), (22, 1392620), (40, 765941), (44, 696310), (55, 557048), (88, 348155), (110, 278524), (179, 171160), (220, 139262), (358, 85580), (389, 78760), (440, 69631), (716, 42790), (778, 39380), (895, 34232), (1432, 21395), (1556, 19690), (1790, 17116), (1945, 15752), (1969, 15560), (3112, 9845), (3580, 8558), (3890, 7876), (3938, 7780), (4279, 7160)]