20256060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:723

約数の個数: 96

約数和(自身を含む): 63286272

約数和(自身を除く): 43030212

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 47, 55, 60, 66, 94, 110, 132, 141, 165, 188, 220, 235, 282, 330, 470, 517, 564, 653, 660, 705, 940, 1034, 1306, 1410, 1551, 1959, 2068, 2585, 2612, 2820, 3102, 3265, 3918, 5170, 6204, 6530, 7183, 7755, 7836, 9795, 10340, 13060, 14366, 15510, 19590, 21549, 28732, 30691, 31020, 35915, 39180, 43098, 61382, 71830, 86196, 92073, 107745, 122764, 143660, 153455, 184146, 215490, 306910, 337601, 368292, 430980, 460365, 613820, 675202, 920730, 1012803, 1350404, 1688005, 1841460, 2025606, 3376010, 4051212, 5064015, 6752020, 10128030, 20256060]

約数ペア:

[(1, 20256060), (2, 10128030), (3, 6752020), (4, 5064015), (5, 4051212), (6, 3376010), (10, 2025606), (11, 1841460), (12, 1688005), (15, 1350404), (20, 1012803), (22, 920730), (30, 675202), (33, 613820), (44, 460365), (47, 430980), (55, 368292), (60, 337601), (66, 306910), (94, 215490), (110, 184146), (132, 153455), (141, 143660), (165, 122764), (188, 107745), (220, 92073), (235, 86196), (282, 71830), (330, 61382), (470, 43098), (517, 39180), (564, 35915), (653, 31020), (660, 30691), (705, 28732), (940, 21549), (1034, 19590), (1306, 15510), (1410, 14366), (1551, 13060), (1959, 10340), (2068, 9795), (2585, 7836), (2612, 7755), (2820, 7183), (3102, 6530), (3265, 6204), (3918, 5170)]