1641504620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{617107}}^1$

素因数の和:617142

約数の個数: 48

約数和(自身を含む): 4146965760

約数和(自身を除く): 2505461140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 617107, 1234214, 2468428, 3085535, 4319749, 6171070, 8639498, 11725033, 12342140, 17278996, 21598745, 23450066, 43197490, 46900132, 58625165, 82075231, 86394980, 117250330, 164150462, 234500660, 328300924, 410376155, 820752310, 1641504620]

約数ペア:

[(1, 1641504620), (2, 820752310), (4, 410376155), (5, 328300924), (7, 234500660), (10, 164150462), (14, 117250330), (19, 86394980), (20, 82075231), (28, 58625165), (35, 46900132), (38, 43197490), (70, 23450066), (76, 21598745), (95, 17278996), (133, 12342140), (140, 11725033), (190, 8639498), (266, 6171070), (380, 4319749), (532, 3085535), (665, 2468428), (1330, 1234214), (2660, 617107)]