1028519660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{57847}}^1$

素因数の和:57990

約数の個数: 48

約数和(自身を含む): 2487926784

約数和(自身を除く): 1459407124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 17780, 57847, 115694, 231388, 289235, 404929, 578470, 809858, 1156940, 1619716, 2024645, 4049290, 7346569, 8098580, 14693138, 29386276, 36732845, 51425983, 73465690, 102851966, 146931380, 205703932, 257129915, 514259830, 1028519660]

約数ペア:

[(1, 1028519660), (2, 514259830), (4, 257129915), (5, 205703932), (7, 146931380), (10, 102851966), (14, 73465690), (20, 51425983), (28, 36732845), (35, 29386276), (70, 14693138), (127, 8098580), (140, 7346569), (254, 4049290), (508, 2024645), (635, 1619716), (889, 1156940), (1270, 809858), (1778, 578470), (2540, 404929), (3556, 289235), (4445, 231388), (8890, 115694), (17780, 57847)]