1078943740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{8669}}^1$

素因数の和:8819

約数の個数: 72

約数和(自身を含む): 2656765440

約数和(自身を除く): 1577821700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 127, 140, 196, 245, 254, 490, 508, 635, 889, 980, 1270, 1778, 2540, 3556, 4445, 6223, 8669, 8890, 12446, 17338, 17780, 24892, 31115, 34676, 43345, 60683, 62230, 86690, 121366, 124460, 173380, 242732, 303415, 424781, 606830, 849562, 1100963, 1213660, 1699124, 2123905, 2201926, 4247810, 4403852, 5504815, 7706741, 8495620, 11009630, 15413482, 22019260, 30826964, 38533705, 53947187, 77067410, 107894374, 154134820, 215788748, 269735935, 539471870, 1078943740]

約数ペア:

[(1, 1078943740), (2, 539471870), (4, 269735935), (5, 215788748), (7, 154134820), (10, 107894374), (14, 77067410), (20, 53947187), (28, 38533705), (35, 30826964), (49, 22019260), (70, 15413482), (98, 11009630), (127, 8495620), (140, 7706741), (196, 5504815), (245, 4403852), (254, 4247810), (490, 2201926), (508, 2123905), (635, 1699124), (889, 1213660), (980, 1100963), (1270, 849562), (1778, 606830), (2540, 424781), (3556, 303415), (4445, 242732), (6223, 173380), (8669, 124460), (8890, 121366), (12446, 86690), (17338, 62230), (17780, 60683), (24892, 43345), (31115, 34676)]