201923620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1567}}^1$

素因数の和:1972

約数の個数: 48

約数和(自身を含む): 450455040

約数和(自身を除く): 248531420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 379, 758, 1516, 1567, 1895, 3134, 3790, 6268, 6443, 7580, 7835, 12886, 15670, 25772, 26639, 31340, 32215, 53278, 64430, 106556, 128860, 133195, 266390, 532780, 593893, 1187786, 2375572, 2969465, 5938930, 10096181, 11877860, 20192362, 40384724, 50480905, 100961810, 201923620]

約数ペア:

[(1, 201923620), (2, 100961810), (4, 50480905), (5, 40384724), (10, 20192362), (17, 11877860), (20, 10096181), (34, 5938930), (68, 2969465), (85, 2375572), (170, 1187786), (340, 593893), (379, 532780), (758, 266390), (1516, 133195), (1567, 128860), (1895, 106556), (3134, 64430), (3790, 53278), (6268, 32215), (6443, 31340), (7580, 26639), (7835, 25772), (12886, 15670)]