40323460

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 87318000

約数和(自身を除く): 46994540

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 109, 212, 218, 265, 349, 436, 530, 545, 698, 1060, 1090, 1396, 1745, 2180, 3490, 5777, 6980, 11554, 18497, 23108, 28885, 36994, 38041, 57770, 73988, 76082, 92485, 115540, 152164, 184970, 190205, 369940, 380410, 760820, 2016173, 4032346, 8064692, 10080865, 20161730, 40323460]

約数ペア:

[(1, 40323460), (2, 20161730), (4, 10080865), (5, 8064692), (10, 4032346), (20, 2016173), (53, 760820), (106, 380410), (109, 369940), (212, 190205), (218, 184970), (265, 152164), (349, 115540), (436, 92485), (530, 76082), (545, 73988), (698, 57770), (1060, 38041), (1090, 36994), (1396, 28885), (1745, 23108), (2180, 18497), (3490, 11554), (5777, 6980)]