42528860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2546

約数の個数: 48

約数和(自身を含む): 98703360

約数和(自身を除く): 56174500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 2447, 3476, 4345, 4894, 8690, 9788, 12235, 17380, 24470, 26917, 48940, 53834, 107668, 134585, 193313, 269170, 386626, 538340, 773252, 966565, 1933130, 2126443, 3866260, 4252886, 8505772, 10632215, 21264430, 42528860]

約数ペア:

[(1, 42528860), (2, 21264430), (4, 10632215), (5, 8505772), (10, 4252886), (11, 3866260), (20, 2126443), (22, 1933130), (44, 966565), (55, 773252), (79, 538340), (110, 386626), (158, 269170), (220, 193313), (316, 134585), (395, 107668), (790, 53834), (869, 48940), (1580, 26917), (1738, 24470), (2447, 17380), (3476, 12235), (4345, 9788), (4894, 8690)]