20396200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 52853760

約数和(自身を除く): 32457560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 73, 88, 100, 110, 127, 146, 200, 220, 254, 275, 292, 365, 440, 508, 550, 584, 635, 730, 803, 1016, 1100, 1270, 1397, 1460, 1606, 1825, 2200, 2540, 2794, 2920, 3175, 3212, 3650, 4015, 5080, 5588, 6350, 6424, 6985, 7300, 8030, 9271, 11176, 12700, 13970, 14600, 16060, 18542, 20075, 25400, 27940, 32120, 34925, 37084, 40150, 46355, 55880, 69850, 74168, 80300, 92710, 101981, 139700, 160600, 185420, 203962, 231775, 279400, 370840, 407924, 463550, 509905, 815848, 927100, 1019810, 1854200, 2039620, 2549525, 4079240, 5099050, 10198100, 20396200]

約数ペア:

[(1, 20396200), (2, 10198100), (4, 5099050), (5, 4079240), (8, 2549525), (10, 2039620), (11, 1854200), (20, 1019810), (22, 927100), (25, 815848), (40, 509905), (44, 463550), (50, 407924), (55, 370840), (73, 279400), (88, 231775), (100, 203962), (110, 185420), (127, 160600), (146, 139700), (200, 101981), (220, 92710), (254, 80300), (275, 74168), (292, 69850), (365, 55880), (440, 46355), (508, 40150), (550, 37084), (584, 34925), (635, 32120), (730, 27940), (803, 25400), (1016, 20075), (1100, 18542), (1270, 16060), (1397, 14600), (1460, 13970), (1606, 12700), (1825, 11176), (2200, 9271), (2540, 8030), (2794, 7300), (2920, 6985), (3175, 6424), (3212, 6350), (3650, 5588), (4015, 5080)]