20008464

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 61746048

約数和(自身を除く): 41737584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 49, 56, 84, 94, 98, 112, 141, 147, 168, 181, 188, 196, 282, 294, 329, 336, 362, 376, 392, 543, 564, 588, 658, 724, 752, 784, 987, 1086, 1128, 1176, 1267, 1316, 1448, 1974, 2172, 2256, 2303, 2352, 2534, 2632, 2896, 3801, 3948, 4344, 4606, 5068, 5264, 6909, 7602, 7896, 8507, 8688, 8869, 9212, 10136, 13818, 15204, 15792, 17014, 17738, 18424, 20272, 25521, 26607, 27636, 30408, 34028, 35476, 36848, 51042, 53214, 55272, 59549, 60816, 68056, 70952, 102084, 106428, 110544, 119098, 136112, 141904, 178647, 204168, 212856, 238196, 357294, 408336, 416843, 425712, 476392, 714588, 833686, 952784, 1250529, 1429176, 1667372, 2501058, 2858352, 3334744, 5002116, 6669488, 10004232, 20008464]

約数ペア:

[(1, 20008464), (2, 10004232), (3, 6669488), (4, 5002116), (6, 3334744), (7, 2858352), (8, 2501058), (12, 1667372), (14, 1429176), (16, 1250529), (21, 952784), (24, 833686), (28, 714588), (42, 476392), (47, 425712), (48, 416843), (49, 408336), (56, 357294), (84, 238196), (94, 212856), (98, 204168), (112, 178647), (141, 141904), (147, 136112), (168, 119098), (181, 110544), (188, 106428), (196, 102084), (282, 70952), (294, 68056), (329, 60816), (336, 59549), (362, 55272), (376, 53214), (392, 51042), (543, 36848), (564, 35476), (588, 34028), (658, 30408), (724, 27636), (752, 26607), (784, 25521), (987, 20272), (1086, 18424), (1128, 17738), (1176, 17014), (1267, 15792), (1316, 15204), (1448, 13818), (1974, 10136), (2172, 9212), (2256, 8869), (2303, 8688), (2352, 8507), (2534, 7896), (2632, 7602), (2896, 6909), (3801, 5264), (3948, 5068), (4344, 4606)]