19185400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 49371840

約数和(自身を除く): 30186440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 47, 50, 52, 65, 94, 100, 104, 130, 157, 188, 200, 235, 260, 314, 325, 376, 470, 520, 611, 628, 650, 785, 940, 1175, 1222, 1256, 1300, 1570, 1880, 2041, 2350, 2444, 2600, 3055, 3140, 3925, 4082, 4700, 4888, 6110, 6280, 7379, 7850, 8164, 9400, 10205, 12220, 14758, 15275, 15700, 16328, 20410, 24440, 29516, 30550, 31400, 36895, 40820, 51025, 59032, 61100, 73790, 81640, 95927, 102050, 122200, 147580, 184475, 191854, 204100, 295160, 368950, 383708, 408200, 479635, 737900, 767416, 959270, 1475800, 1918540, 2398175, 3837080, 4796350, 9592700, 19185400]

約数ペア:

[(1, 19185400), (2, 9592700), (4, 4796350), (5, 3837080), (8, 2398175), (10, 1918540), (13, 1475800), (20, 959270), (25, 767416), (26, 737900), (40, 479635), (47, 408200), (50, 383708), (52, 368950), (65, 295160), (94, 204100), (100, 191854), (104, 184475), (130, 147580), (157, 122200), (188, 102050), (200, 95927), (235, 81640), (260, 73790), (314, 61100), (325, 59032), (376, 51025), (470, 40820), (520, 36895), (611, 31400), (628, 30550), (650, 29516), (785, 24440), (940, 20410), (1175, 16328), (1222, 15700), (1256, 15275), (1300, 14758), (1570, 12220), (1880, 10205), (2041, 9400), (2350, 8164), (2444, 7850), (2600, 7379), (3055, 6280), (3140, 6110), (3925, 4888), (4082, 4700)]