220658690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{24821}}^1$

素因数の和:24962

約数の個数: 32

約数和(自身を含む): 457519104

約数和(自身を除く): 236860414

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 635, 889, 1270, 1778, 4445, 8890, 24821, 49642, 124105, 173747, 248210, 347494, 868735, 1737470, 3152267, 6304534, 15761335, 22065869, 31522670, 44131738, 110329345, 220658690]

約数ペア:

[(1, 220658690), (2, 110329345), (5, 44131738), (7, 31522670), (10, 22065869), (14, 15761335), (35, 6304534), (70, 3152267), (127, 1737470), (254, 868735), (635, 347494), (889, 248210), (1270, 173747), (1778, 124105), (4445, 49642), (8890, 24821)]