20183797360

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1453}}^1\times {\mathrm{1951}}^1$

素因数の和:3506

約数の個数: 80

約数和(自身を含む): 47511601920

約数和(自身を除く): 27327804560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1453, 1780, 1951, 2906, 3560, 3902, 5812, 7120, 7265, 7804, 9755, 11624, 14530, 15608, 19510, 23248, 29060, 31216, 39020, 58120, 78040, 116240, 129317, 156080, 173639, 258634, 347278, 517268, 646585, 694556, 868195, 1034536, 1293170, 1389112, 1736390, 2069072, 2586340, 2778224, 2834803, 3472780, 5172680, 5669606, 6945560, 10345360, 11339212, 13891120, 14174015, 22678424, 28348030, 45356848, 56696060, 113392120, 226784240, 252297467, 504594934, 1009189868, 1261487335, 2018379736, 2522974670, 4036759472, 5045949340, 10091898680, 20183797360]

約数ペア:

[(1, 20183797360), (2, 10091898680), (4, 5045949340), (5, 4036759472), (8, 2522974670), (10, 2018379736), (16, 1261487335), (20, 1009189868), (40, 504594934), (80, 252297467), (89, 226784240), (178, 113392120), (356, 56696060), (445, 45356848), (712, 28348030), (890, 22678424), (1424, 14174015), (1453, 13891120), (1780, 11339212), (1951, 10345360), (2906, 6945560), (3560, 5669606), (3902, 5172680), (5812, 3472780), (7120, 2834803), (7265, 2778224), (7804, 2586340), (9755, 2069072), (11624, 1736390), (14530, 1389112), (15608, 1293170), (19510, 1034536), (23248, 868195), (29060, 694556), (31216, 646585), (39020, 517268), (58120, 347278), (78040, 258634), (116240, 173639), (129317, 156080)]