20256624

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:175

約数の個数: 120

約数和(自身を含む): 60121152

約数和(自身を除く): 39864528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 47, 48, 72, 73, 82, 94, 123, 141, 144, 146, 164, 188, 219, 246, 282, 292, 328, 369, 376, 423, 438, 492, 564, 584, 656, 657, 738, 752, 846, 876, 984, 1128, 1168, 1314, 1476, 1692, 1752, 1927, 1968, 2256, 2628, 2952, 2993, 3384, 3431, 3504, 3854, 5256, 5781, 5904, 5986, 6768, 6862, 7708, 8979, 10293, 10512, 11562, 11972, 13724, 15416, 17343, 17958, 20586, 23124, 23944, 26937, 27448, 30832, 30879, 34686, 35916, 41172, 46248, 47888, 53874, 54896, 61758, 69372, 71832, 82344, 92496, 107748, 123516, 138744, 140671, 143664, 164688, 215496, 247032, 277488, 281342, 422013, 430992, 494064, 562684, 844026, 1125368, 1266039, 1688052, 2250736, 2532078, 3376104, 5064156, 6752208, 10128312, 20256624]

約数ペア:

[(1, 20256624), (2, 10128312), (3, 6752208), (4, 5064156), (6, 3376104), (8, 2532078), (9, 2250736), (12, 1688052), (16, 1266039), (18, 1125368), (24, 844026), (36, 562684), (41, 494064), (47, 430992), (48, 422013), (72, 281342), (73, 277488), (82, 247032), (94, 215496), (123, 164688), (141, 143664), (144, 140671), (146, 138744), (164, 123516), (188, 107748), (219, 92496), (246, 82344), (282, 71832), (292, 69372), (328, 61758), (369, 54896), (376, 53874), (423, 47888), (438, 46248), (492, 41172), (564, 35916), (584, 34686), (656, 30879), (657, 30832), (738, 27448), (752, 26937), (846, 23944), (876, 23124), (984, 20586), (1128, 17958), (1168, 17343), (1314, 15416), (1476, 13724), (1692, 11972), (1752, 11562), (1927, 10512), (1968, 10293), (2256, 8979), (2628, 7708), (2952, 6862), (2993, 6768), (3384, 5986), (3431, 5904), (3504, 5781), (3854, 5256)]