188631740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3389}}^1$

素因数の和:3443

約数の個数: 72

約数和(自身を含む): 454476960

約数和(自身を除く): 265845220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 2420, 2530, 2783, 3389, 5060, 5566, 6778, 11132, 13556, 13915, 16945, 27830, 33890, 37279, 55660, 67780, 74558, 77947, 149116, 155894, 186395, 311788, 372790, 389735, 410069, 745580, 779470, 820138, 857417, 1558940, 1640276, 1714834, 2050345, 3429668, 4100690, 4287085, 8201380, 8574170, 9431587, 17148340, 18863174, 37726348, 47157935, 94315870, 188631740]

約数ペア:

[(1, 188631740), (2, 94315870), (4, 47157935), (5, 37726348), (10, 18863174), (11, 17148340), (20, 9431587), (22, 8574170), (23, 8201380), (44, 4287085), (46, 4100690), (55, 3429668), (92, 2050345), (110, 1714834), (115, 1640276), (121, 1558940), (220, 857417), (230, 820138), (242, 779470), (253, 745580), (460, 410069), (484, 389735), (506, 372790), (605, 311788), (1012, 186395), (1210, 155894), (1265, 149116), (2420, 77947), (2530, 74558), (2783, 67780), (3389, 55660), (5060, 37279), (5566, 33890), (6778, 27830), (11132, 16945), (13556, 13915)]