15465040

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2539

約数の個数: 40

約数和(自身を含む): 36426240

約数和(自身を除く): 20961200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 2447, 3160, 4894, 6320, 9788, 12235, 19576, 24470, 39152, 48940, 97880, 193313, 195760, 386626, 773252, 966565, 1546504, 1933130, 3093008, 3866260, 7732520, 15465040]

約数ペア:

[(1, 15465040), (2, 7732520), (4, 3866260), (5, 3093008), (8, 1933130), (10, 1546504), (16, 966565), (20, 773252), (40, 386626), (79, 195760), (80, 193313), (158, 97880), (316, 48940), (395, 39152), (632, 24470), (790, 19576), (1264, 12235), (1580, 9788), (2447, 6320), (3160, 4894)]