8199620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 20998656

約数和(自身を除く): 12799036

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 47, 52, 55, 61, 65, 94, 110, 122, 130, 143, 188, 220, 235, 244, 260, 286, 305, 470, 517, 572, 610, 611, 671, 715, 793, 940, 1034, 1220, 1222, 1342, 1430, 1586, 2068, 2444, 2585, 2684, 2860, 2867, 3055, 3172, 3355, 3965, 5170, 5734, 6110, 6710, 6721, 7930, 8723, 10340, 11468, 12220, 13420, 13442, 14335, 15860, 17446, 26884, 28670, 31537, 33605, 34892, 37271, 43615, 57340, 63074, 67210, 74542, 87230, 126148, 134420, 149084, 157685, 174460, 186355, 315370, 372710, 409981, 630740, 745420, 819962, 1639924, 2049905, 4099810, 8199620]

約数ペア:

[(1, 8199620), (2, 4099810), (4, 2049905), (5, 1639924), (10, 819962), (11, 745420), (13, 630740), (20, 409981), (22, 372710), (26, 315370), (44, 186355), (47, 174460), (52, 157685), (55, 149084), (61, 134420), (65, 126148), (94, 87230), (110, 74542), (122, 67210), (130, 63074), (143, 57340), (188, 43615), (220, 37271), (235, 34892), (244, 33605), (260, 31537), (286, 28670), (305, 26884), (470, 17446), (517, 15860), (572, 14335), (610, 13442), (611, 13420), (671, 12220), (715, 11468), (793, 10340), (940, 8723), (1034, 7930), (1220, 6721), (1222, 6710), (1342, 6110), (1430, 5734), (1586, 5170), (2068, 3965), (2444, 3355), (2585, 3172), (2684, 3055), (2860, 2867)]