20837630080

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1\times {\mathrm{2129}}^1$

素因数の和:2562

約数の個数: 128

約数和(自身を含む): 51190801200

約数和(自身を除く): 30353171120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 373, 410, 640, 656, 746, 820, 1312, 1492, 1640, 1865, 2129, 2624, 2984, 3280, 3730, 4258, 5248, 5968, 6560, 7460, 8516, 10645, 11936, 13120, 14920, 15293, 17032, 21290, 23872, 26240, 29840, 30586, 34064, 42580, 47744, 59680, 61172, 68128, 76465, 85160, 87289, 119360, 122344, 136256, 152930, 170320, 174578, 238720, 244688, 272512, 305860, 340640, 349156, 436445, 489376, 611720, 681280, 698312, 794117, 872890, 978752, 1223440, 1362560, 1396624, 1588234, 1745780, 1957504, 2446880, 2793248, 3176468, 3491560, 3970585, 4893760, 5586496, 6352936, 6983120, 7941170, 9787520, 11172992, 12705872, 13966240, 15882340, 25411744, 27932480, 31764680, 32558797, 50823488, 55864960, 63529360, 65117594, 101646976, 127058720, 130235188, 162793985, 254117440, 260470376, 325587970, 508234880, 520940752, 651175940, 1041881504, 1302351880, 2083763008, 2604703760, 4167526016, 5209407520, 10418815040, 20837630080]

約数ペア:

[(1, 20837630080), (2, 10418815040), (4, 5209407520), (5, 4167526016), (8, 2604703760), (10, 2083763008), (16, 1302351880), (20, 1041881504), (32, 651175940), (40, 520940752), (41, 508234880), (64, 325587970), (80, 260470376), (82, 254117440), (128, 162793985), (160, 130235188), (164, 127058720), (205, 101646976), (320, 65117594), (328, 63529360), (373, 55864960), (410, 50823488), (640, 32558797), (656, 31764680), (746, 27932480), (820, 25411744), (1312, 15882340), (1492, 13966240), (1640, 12705872), (1865, 11172992), (2129, 9787520), (2624, 7941170), (2984, 6983120), (3280, 6352936), (3730, 5586496), (4258, 4893760), (5248, 3970585), (5968, 3491560), (6560, 3176468), (7460, 2793248), (8516, 2446880), (10645, 1957504), (11936, 1745780), (13120, 1588234), (14920, 1396624), (15293, 1362560), (17032, 1223440), (21290, 978752), (23872, 872890), (26240, 794117), (29840, 698312), (30586, 681280), (34064, 611720), (42580, 489376), (47744, 436445), (59680, 349156), (61172, 340640), (68128, 305860), (76465, 272512), (85160, 244688), (87289, 238720), (119360, 174578), (122344, 170320), (136256, 152930)]