40161520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2473}}^1$

素因数の和:2522

約数の個数: 80

約数和(自身を含む): 110439360

約数和(自身を除く): 70277840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 2473, 3248, 4060, 4946, 8120, 9892, 12365, 16240, 17311, 19784, 24730, 34622, 39568, 49460, 69244, 71717, 86555, 98920, 138488, 143434, 173110, 197840, 276976, 286868, 346220, 358585, 502019, 573736, 692440, 717170, 1004038, 1147472, 1384880, 1434340, 2008076, 2510095, 2868680, 4016152, 5020190, 5737360, 8032304, 10040380, 20080760, 40161520]

約数ペア:

[(1, 40161520), (2, 20080760), (4, 10040380), (5, 8032304), (7, 5737360), (8, 5020190), (10, 4016152), (14, 2868680), (16, 2510095), (20, 2008076), (28, 1434340), (29, 1384880), (35, 1147472), (40, 1004038), (56, 717170), (58, 692440), (70, 573736), (80, 502019), (112, 358585), (116, 346220), (140, 286868), (145, 276976), (203, 197840), (232, 173110), (280, 143434), (290, 138488), (406, 98920), (464, 86555), (560, 71717), (580, 69244), (812, 49460), (1015, 39568), (1160, 34622), (1624, 24730), (2030, 19784), (2320, 17311), (2473, 16240), (3248, 12365), (4060, 9892), (4946, 8120)]