16053620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1697}}^1$

素因数の和:1760

約数の個数: 48

約数和(自身を含む): 37654848

約数和(自身を除く): 21601228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1697, 1892, 2365, 3394, 4730, 6788, 8485, 9460, 16970, 18667, 33940, 37334, 72971, 74668, 93335, 145942, 186670, 291884, 364855, 373340, 729710, 802681, 1459420, 1605362, 3210724, 4013405, 8026810, 16053620]

約数ペア:

[(1, 16053620), (2, 8026810), (4, 4013405), (5, 3210724), (10, 1605362), (11, 1459420), (20, 802681), (22, 729710), (43, 373340), (44, 364855), (55, 291884), (86, 186670), (110, 145942), (172, 93335), (215, 74668), (220, 72971), (430, 37334), (473, 33940), (860, 18667), (946, 16970), (1697, 9460), (1892, 8485), (2365, 6788), (3394, 4730)]