28361640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1861}}^1$

素因数の和:2002

約数の個数: 64

約数和(自身を含む): 85800960

約数和(自身を除く): 57439320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1861, 1905, 2540, 3048, 3722, 3810, 5080, 5583, 7444, 7620, 9305, 11166, 14888, 15240, 18610, 22332, 27915, 37220, 44664, 55830, 74440, 111660, 223320, 236347, 472694, 709041, 945388, 1181735, 1418082, 1890776, 2363470, 2836164, 3545205, 4726940, 5672328, 7090410, 9453880, 14180820, 28361640]

約数ペア:

[(1, 28361640), (2, 14180820), (3, 9453880), (4, 7090410), (5, 5672328), (6, 4726940), (8, 3545205), (10, 2836164), (12, 2363470), (15, 1890776), (20, 1418082), (24, 1181735), (30, 945388), (40, 709041), (60, 472694), (120, 236347), (127, 223320), (254, 111660), (381, 74440), (508, 55830), (635, 44664), (762, 37220), (1016, 27915), (1270, 22332), (1524, 18610), (1861, 15240), (1905, 14888), (2540, 11166), (3048, 9305), (3722, 7620), (3810, 7444), (5080, 5583)]