20310576

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 62339760

約数和(自身を除く): 42029184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 121, 132, 143, 156, 176, 208, 242, 264, 269, 286, 312, 363, 429, 484, 528, 538, 572, 624, 726, 807, 858, 968, 1076, 1144, 1452, 1573, 1614, 1716, 1936, 2152, 2288, 2904, 2959, 3146, 3228, 3432, 3497, 4304, 4719, 5808, 5918, 6292, 6456, 6864, 6994, 8877, 9438, 10491, 11836, 12584, 12912, 13988, 17754, 18876, 20982, 23672, 25168, 27976, 32549, 35508, 37752, 38467, 41964, 47344, 55952, 65098, 71016, 75504, 76934, 83928, 97647, 115401, 130196, 142032, 153868, 167856, 195294, 230802, 260392, 307736, 390588, 423137, 461604, 520784, 615472, 781176, 846274, 923208, 1269411, 1562352, 1692548, 1846416, 2538822, 3385096, 5077644, 6770192, 10155288, 20310576]

約数ペア:

[(1, 20310576), (2, 10155288), (3, 6770192), (4, 5077644), (6, 3385096), (8, 2538822), (11, 1846416), (12, 1692548), (13, 1562352), (16, 1269411), (22, 923208), (24, 846274), (26, 781176), (33, 615472), (39, 520784), (44, 461604), (48, 423137), (52, 390588), (66, 307736), (78, 260392), (88, 230802), (104, 195294), (121, 167856), (132, 153868), (143, 142032), (156, 130196), (176, 115401), (208, 97647), (242, 83928), (264, 76934), (269, 75504), (286, 71016), (312, 65098), (363, 55952), (429, 47344), (484, 41964), (528, 38467), (538, 37752), (572, 35508), (624, 32549), (726, 27976), (807, 25168), (858, 23672), (968, 20982), (1076, 18876), (1144, 17754), (1452, 13988), (1573, 12912), (1614, 12584), (1716, 11836), (1936, 10491), (2152, 9438), (2288, 8877), (2904, 6994), (2959, 6864), (3146, 6456), (3228, 6292), (3432, 5918), (3497, 5808), (4304, 4719)]