569893420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{1327}}^1$

素因数の和:1642

約数の個数: 48

約数和(自身を含む): 1214801280

約数和(自身を除く): 644907860

約数列:

[1, 2, 4, 5, 10, 20, 109, 197, 218, 394, 436, 545, 788, 985, 1090, 1327, 1970, 2180, 2654, 3940, 5308, 6635, 13270, 21473, 26540, 42946, 85892, 107365, 144643, 214730, 261419, 289286, 429460, 522838, 578572, 723215, 1045676, 1307095, 1446430, 2614190, 2892860, 5228380, 28494671, 56989342, 113978684, 142473355, 284946710, 569893420]

約数ペア:

[(1, 569893420), (2, 284946710), (4, 142473355), (5, 113978684), (10, 56989342), (20, 28494671), (109, 5228380), (197, 2892860), (218, 2614190), (394, 1446430), (436, 1307095), (545, 1045676), (788, 723215), (985, 578572), (1090, 522838), (1327, 429460), (1970, 289286), (2180, 261419), (2654, 214730), (3940, 144643), (5308, 107365), (6635, 85892), (13270, 42946), (21473, 26540)]