40652080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 108832320

約数和(自身を除く): 68180240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 317, 458, 560, 634, 916, 1145, 1268, 1585, 1603, 1832, 2219, 2290, 2536, 3170, 3206, 3664, 4438, 4580, 5072, 6340, 6412, 8015, 8876, 9160, 11095, 12680, 12824, 16030, 17752, 18320, 22190, 25360, 25648, 32060, 35504, 44380, 64120, 72593, 88760, 128240, 145186, 177520, 290372, 362965, 508151, 580744, 725930, 1016302, 1161488, 1451860, 2032604, 2540755, 2903720, 4065208, 5081510, 5807440, 8130416, 10163020, 20326040, 40652080]

約数ペア:

[(1, 40652080), (2, 20326040), (4, 10163020), (5, 8130416), (7, 5807440), (8, 5081510), (10, 4065208), (14, 2903720), (16, 2540755), (20, 2032604), (28, 1451860), (35, 1161488), (40, 1016302), (56, 725930), (70, 580744), (80, 508151), (112, 362965), (140, 290372), (229, 177520), (280, 145186), (317, 128240), (458, 88760), (560, 72593), (634, 64120), (916, 44380), (1145, 35504), (1268, 32060), (1585, 25648), (1603, 25360), (1832, 22190), (2219, 18320), (2290, 17752), (2536, 16030), (3170, 12824), (3206, 12680), (3664, 11095), (4438, 9160), (4580, 8876), (5072, 8015), (6340, 6412)]