40928690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 87246720

約数和(自身を除く): 46318030

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 43, 55, 85, 86, 110, 170, 187, 215, 374, 430, 473, 509, 731, 935, 946, 1018, 1462, 1870, 2365, 2545, 3655, 4730, 5090, 5599, 7310, 8041, 8653, 11198, 16082, 17306, 21887, 27995, 40205, 43265, 43774, 55990, 80410, 86530, 95183, 109435, 190366, 218870, 240757, 372079, 475915, 481514, 744158, 951830, 1203785, 1860395, 2407570, 3720790, 4092869, 8185738, 20464345, 40928690]

約数ペア:

[(1, 40928690), (2, 20464345), (5, 8185738), (10, 4092869), (11, 3720790), (17, 2407570), (22, 1860395), (34, 1203785), (43, 951830), (55, 744158), (85, 481514), (86, 475915), (110, 372079), (170, 240757), (187, 218870), (215, 190366), (374, 109435), (430, 95183), (473, 86530), (509, 80410), (731, 55990), (935, 43774), (946, 43265), (1018, 40205), (1462, 27995), (1870, 21887), (2365, 17306), (2545, 16082), (3655, 11198), (4730, 8653), (5090, 8041), (5599, 7310)]