619563910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{4441}}^1$

素因数の和:6448

約数の個数: 32

約数和(自身を含む): 1275458112

約数和(自身を除く): 655894202

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1993, 3986, 4441, 8882, 9965, 13951, 19930, 22205, 27902, 31087, 44410, 62174, 69755, 139510, 155435, 310870, 8850913, 17701826, 44254565, 61956391, 88509130, 123912782, 309781955, 619563910]

約数ペア:

[(1, 619563910), (2, 309781955), (5, 123912782), (7, 88509130), (10, 61956391), (14, 44254565), (35, 17701826), (70, 8850913), (1993, 310870), (3986, 155435), (4441, 139510), (8882, 69755), (9965, 62174), (13951, 44410), (19930, 31087), (22205, 27902)]