939707980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1\times {\mathrm{2707}}^1$

素因数の和:3754

約数の個数: 48

約数和(自身を含む): 2092287456

約数和(自身を除く): 1152579476

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1021, 2042, 2707, 4084, 5105, 5414, 10210, 10828, 13535, 17357, 20420, 27070, 34714, 46019, 54140, 69428, 86785, 92038, 173570, 184076, 230095, 347140, 460190, 920380, 2763847, 5527694, 11055388, 13819235, 27638470, 46985399, 55276940, 93970798, 187941596, 234926995, 469853990, 939707980]

約数ペア:

[(1, 939707980), (2, 469853990), (4, 234926995), (5, 187941596), (10, 93970798), (17, 55276940), (20, 46985399), (34, 27638470), (68, 13819235), (85, 11055388), (170, 5527694), (340, 2763847), (1021, 920380), (2042, 460190), (2707, 347140), (4084, 230095), (5105, 184076), (5414, 173570), (10210, 92038), (10828, 86785), (13535, 69428), (17357, 54140), (20420, 46019), (27070, 34714)]