15974360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 38102400

約数和(自身を除く): 22128040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 145, 188, 232, 235, 290, 293, 376, 470, 580, 586, 940, 1160, 1172, 1363, 1465, 1880, 2344, 2726, 2930, 5452, 5860, 6815, 8497, 10904, 11720, 13630, 13771, 16994, 27260, 27542, 33988, 42485, 54520, 55084, 67976, 68855, 84970, 110168, 137710, 169940, 275420, 339880, 399359, 550840, 798718, 1597436, 1996795, 3194872, 3993590, 7987180, 15974360]

約数ペア:

[(1, 15974360), (2, 7987180), (4, 3993590), (5, 3194872), (8, 1996795), (10, 1597436), (20, 798718), (29, 550840), (40, 399359), (47, 339880), (58, 275420), (94, 169940), (116, 137710), (145, 110168), (188, 84970), (232, 68855), (235, 67976), (290, 55084), (293, 54520), (376, 42485), (470, 33988), (580, 27542), (586, 27260), (940, 16994), (1160, 13771), (1172, 13630), (1363, 11720), (1465, 10904), (1880, 8497), (2344, 6815), (2726, 5860), (2930, 5452)]