1606880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1$

素因数の和:120

約数の個数: 72

約数和(自身を含む): 4223016

約数和(自身を除く): 2616136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 83, 88, 110, 121, 160, 166, 176, 220, 242, 332, 352, 415, 440, 484, 605, 664, 830, 880, 913, 968, 1210, 1328, 1660, 1760, 1826, 1936, 2420, 2656, 3320, 3652, 3872, 4565, 4840, 6640, 7304, 9130, 9680, 10043, 13280, 14608, 18260, 19360, 20086, 29216, 36520, 40172, 50215, 73040, 80344, 100430, 146080, 160688, 200860, 321376, 401720, 803440, 1606880]

約数ペア:

[(1, 1606880), (2, 803440), (4, 401720), (5, 321376), (8, 200860), (10, 160688), (11, 146080), (16, 100430), (20, 80344), (22, 73040), (32, 50215), (40, 40172), (44, 36520), (55, 29216), (80, 20086), (83, 19360), (88, 18260), (110, 14608), (121, 13280), (160, 10043), (166, 9680), (176, 9130), (220, 7304), (242, 6640), (332, 4840), (352, 4565), (415, 3872), (440, 3652), (484, 3320), (605, 2656), (664, 2420), (830, 1936), (880, 1826), (913, 1760), (968, 1660), (1210, 1328)]