40449556

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 85926400

約数和(自身を除く): 45476844

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 139, 266, 278, 532, 547, 556, 973, 1094, 1946, 2188, 2641, 3829, 3892, 5282, 7658, 10393, 10564, 15316, 18487, 20786, 36974, 41572, 72751, 73948, 76033, 145502, 152066, 291004, 304132, 532231, 1064462, 1444627, 2128924, 2889254, 5778508, 10112389, 20224778, 40449556]

約数ペア:

[(1, 40449556), (2, 20224778), (4, 10112389), (7, 5778508), (14, 2889254), (19, 2128924), (28, 1444627), (38, 1064462), (76, 532231), (133, 304132), (139, 291004), (266, 152066), (278, 145502), (532, 76033), (547, 73948), (556, 72751), (973, 41572), (1094, 36974), (1946, 20786), (2188, 18487), (2641, 15316), (3829, 10564), (3892, 10393), (5282, 7658)]