17947336720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{188681}}^1$

素因数の和:188764

約数の個数: 80

約数和(自身を含む): 44219513520

約数和(自身を除く): 26272176800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 41, 58, 80, 82, 116, 145, 164, 205, 232, 290, 328, 410, 464, 580, 656, 820, 1160, 1189, 1640, 2320, 2378, 3280, 4756, 5945, 9512, 11890, 19024, 23780, 47560, 95120, 188681, 377362, 754724, 943405, 1509448, 1886810, 3018896, 3773620, 5471749, 7547240, 7735921, 10943498, 15094480, 15471842, 21886996, 27358745, 30943684, 38679605, 43773992, 54717490, 61887368, 77359210, 87547984, 109434980, 123774736, 154718420, 218869960, 224341709, 309436840, 437739920, 448683418, 618873680, 897366836, 1121708545, 1794733672, 2243417090, 3589467344, 4486834180, 8973668360, 17947336720]

約数ペア:

[(1, 17947336720), (2, 8973668360), (4, 4486834180), (5, 3589467344), (8, 2243417090), (10, 1794733672), (16, 1121708545), (20, 897366836), (29, 618873680), (40, 448683418), (41, 437739920), (58, 309436840), (80, 224341709), (82, 218869960), (116, 154718420), (145, 123774736), (164, 109434980), (205, 87547984), (232, 77359210), (290, 61887368), (328, 54717490), (410, 43773992), (464, 38679605), (580, 30943684), (656, 27358745), (820, 21886996), (1160, 15471842), (1189, 15094480), (1640, 10943498), (2320, 7735921), (2378, 7547240), (3280, 5471749), (4756, 3773620), (5945, 3018896), (9512, 1886810), (11890, 1509448), (19024, 943405), (23780, 754724), (47560, 377362), (95120, 188681)]