40706848

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2034

約数の個数: 72

約数和(自身を含む): 100447452

約数和(自身を除く): 59740604

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 1997, 2548, 2912, 3994, 5096, 7988, 10192, 13979, 15976, 20384, 25961, 27958, 31952, 51922, 55916, 63904, 97853, 103844, 111832, 181727, 195706, 207688, 223664, 363454, 391412, 415376, 447328, 726908, 782824, 830752, 1272089, 1453816, 1565648, 2544178, 2907632, 3131296, 5088356, 5815264, 10176712, 20353424, 40706848]

約数ペア:

[(1, 40706848), (2, 20353424), (4, 10176712), (7, 5815264), (8, 5088356), (13, 3131296), (14, 2907632), (16, 2544178), (26, 1565648), (28, 1453816), (32, 1272089), (49, 830752), (52, 782824), (56, 726908), (91, 447328), (98, 415376), (104, 391412), (112, 363454), (182, 223664), (196, 207688), (208, 195706), (224, 181727), (364, 111832), (392, 103844), (416, 97853), (637, 63904), (728, 55916), (784, 51922), (1274, 31952), (1456, 27958), (1568, 25961), (1997, 20384), (2548, 15976), (2912, 13979), (3994, 10192), (5096, 7988)]