40216400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:349

約数の個数: 120

約数和(自身を含む): 112921344

約数和(自身を除く): 72704944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 53, 56, 70, 80, 100, 106, 112, 140, 175, 200, 212, 265, 271, 280, 350, 371, 400, 424, 530, 542, 560, 700, 742, 848, 1060, 1084, 1325, 1355, 1400, 1484, 1855, 1897, 2120, 2168, 2650, 2710, 2800, 2968, 3710, 3794, 4240, 4336, 5300, 5420, 5936, 6775, 7420, 7588, 9275, 9485, 10600, 10840, 13550, 14363, 14840, 15176, 18550, 18970, 21200, 21680, 27100, 28726, 29680, 30352, 37100, 37940, 47425, 54200, 57452, 71815, 74200, 75880, 94850, 100541, 108400, 114904, 143630, 148400, 151760, 189700, 201082, 229808, 287260, 359075, 379400, 402164, 502705, 574520, 718150, 758800, 804328, 1005410, 1149040, 1436300, 1608656, 2010820, 2513525, 2872600, 4021640, 5027050, 5745200, 8043280, 10054100, 20108200, 40216400]

約数ペア:

[(1, 40216400), (2, 20108200), (4, 10054100), (5, 8043280), (7, 5745200), (8, 5027050), (10, 4021640), (14, 2872600), (16, 2513525), (20, 2010820), (25, 1608656), (28, 1436300), (35, 1149040), (40, 1005410), (50, 804328), (53, 758800), (56, 718150), (70, 574520), (80, 502705), (100, 402164), (106, 379400), (112, 359075), (140, 287260), (175, 229808), (200, 201082), (212, 189700), (265, 151760), (271, 148400), (280, 143630), (350, 114904), (371, 108400), (400, 100541), (424, 94850), (530, 75880), (542, 74200), (560, 71815), (700, 57452), (742, 54200), (848, 47425), (1060, 37940), (1084, 37100), (1325, 30352), (1355, 29680), (1400, 28726), (1484, 27100), (1855, 21680), (1897, 21200), (2120, 18970), (2168, 18550), (2650, 15176), (2710, 14840), (2800, 14363), (2968, 13550), (3710, 10840), (3794, 10600), (4240, 9485), (4336, 9275), (5300, 7588), (5420, 7420), (5936, 6775)]