381041360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{680431}}^1$

素因数の和:680451

約数の個数: 40

約数和(自身を含む): 1012482816

約数和(自身を除く): 631441456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 680431, 1360862, 2721724, 3402155, 4763017, 5443448, 6804310, 9526034, 10886896, 13608620, 19052068, 23815085, 27217240, 38104136, 47630170, 54434480, 76208272, 95260340, 190520680, 381041360]

約数ペア:

[(1, 381041360), (2, 190520680), (4, 95260340), (5, 76208272), (7, 54434480), (8, 47630170), (10, 38104136), (14, 27217240), (16, 23815085), (20, 19052068), (28, 13608620), (35, 10886896), (40, 9526034), (56, 6804310), (70, 5443448), (80, 4763017), (112, 3402155), (140, 2721724), (280, 1360862), (560, 680431)]