1662860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 3749760

約数和(自身を除く): 2086900

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 61, 94, 116, 122, 145, 188, 235, 244, 290, 305, 470, 580, 610, 940, 1220, 1363, 1769, 2726, 2867, 3538, 5452, 5734, 6815, 7076, 8845, 11468, 13630, 14335, 17690, 27260, 28670, 35380, 57340, 83143, 166286, 332572, 415715, 831430, 1662860]

約数ペア:

[(1, 1662860), (2, 831430), (4, 415715), (5, 332572), (10, 166286), (20, 83143), (29, 57340), (47, 35380), (58, 28670), (61, 27260), (94, 17690), (116, 14335), (122, 13630), (145, 11468), (188, 8845), (235, 7076), (244, 6815), (290, 5734), (305, 5452), (470, 3538), (580, 2867), (610, 2726), (940, 1769), (1220, 1363)]