127760780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53681}}^1$

素因数の和:53714

約数の個数: 48

約数和(自身を含む): 324668736

約数和(自身を除く): 196907956

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 53681, 107362, 214724, 268405, 375767, 536810, 751534, 912577, 1073620, 1503068, 1825154, 1878835, 3650308, 3757670, 4562885, 6388039, 7515340, 9125770, 12776078, 18251540, 25552156, 31940195, 63880390, 127760780]

約数ペア:

[(1, 127760780), (2, 63880390), (4, 31940195), (5, 25552156), (7, 18251540), (10, 12776078), (14, 9125770), (17, 7515340), (20, 6388039), (28, 4562885), (34, 3757670), (35, 3650308), (68, 1878835), (70, 1825154), (85, 1503068), (119, 1073620), (140, 912577), (170, 751534), (238, 536810), (340, 375767), (476, 268405), (595, 214724), (1190, 107362), (2380, 53681)]