19756480

素因数分解:

$2^6\times 5^1\times {\mathrm{107}}^1\times {\mathrm{577}}^1$

素因数の和:701

約数の個数: 56

約数和(自身を含む): 47567088

約数和(自身を除く): 27810608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 160, 214, 320, 428, 535, 577, 856, 1070, 1154, 1712, 2140, 2308, 2885, 3424, 4280, 4616, 5770, 6848, 8560, 9232, 11540, 17120, 18464, 23080, 34240, 36928, 46160, 61739, 92320, 123478, 184640, 246956, 308695, 493912, 617390, 987824, 1234780, 1975648, 2469560, 3951296, 4939120, 9878240, 19756480]

約数ペア:

[(1, 19756480), (2, 9878240), (4, 4939120), (5, 3951296), (8, 2469560), (10, 1975648), (16, 1234780), (20, 987824), (32, 617390), (40, 493912), (64, 308695), (80, 246956), (107, 184640), (160, 123478), (214, 92320), (320, 61739), (428, 46160), (535, 36928), (577, 34240), (856, 23080), (1070, 18464), (1154, 17120), (1712, 11540), (2140, 9232), (2308, 8560), (2885, 6848), (3424, 5770), (4280, 4616)]