15601960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{601}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 39009600

約数和(自身を除く): 23407640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 601, 649, 1180, 1202, 1298, 2360, 2404, 2596, 3005, 3245, 4808, 5192, 6010, 6490, 6611, 12020, 12980, 13222, 24040, 25960, 26444, 33055, 35459, 52888, 66110, 70918, 132220, 141836, 177295, 264440, 283672, 354590, 390049, 709180, 780098, 1418360, 1560196, 1950245, 3120392, 3900490, 7800980, 15601960]

約数ペア:

[(1, 15601960), (2, 7800980), (4, 3900490), (5, 3120392), (8, 1950245), (10, 1560196), (11, 1418360), (20, 780098), (22, 709180), (40, 390049), (44, 354590), (55, 283672), (59, 264440), (88, 177295), (110, 141836), (118, 132220), (220, 70918), (236, 66110), (295, 52888), (440, 35459), (472, 33055), (590, 26444), (601, 25960), (649, 24040), (1180, 13222), (1202, 12980), (1298, 12020), (2360, 6611), (2404, 6490), (2596, 6010), (3005, 5192), (3245, 4808)]