40446848

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 87964800

約数和(自身を除く): 47517952

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 109, 128, 208, 218, 223, 416, 436, 446, 832, 872, 892, 1417, 1664, 1744, 1784, 2834, 2899, 3488, 3568, 5668, 5798, 6976, 7136, 11336, 11596, 13952, 14272, 22672, 23192, 24307, 28544, 45344, 46384, 48614, 90688, 92768, 97228, 181376, 185536, 194456, 315991, 371072, 388912, 631982, 777824, 1263964, 1555648, 2527928, 3111296, 5055856, 10111712, 20223424, 40446848]

約数ペア:

[(1, 40446848), (2, 20223424), (4, 10111712), (8, 5055856), (13, 3111296), (16, 2527928), (26, 1555648), (32, 1263964), (52, 777824), (64, 631982), (104, 388912), (109, 371072), (128, 315991), (208, 194456), (218, 185536), (223, 181376), (416, 97228), (436, 92768), (446, 90688), (832, 48614), (872, 46384), (892, 45344), (1417, 28544), (1664, 24307), (1744, 23192), (1784, 22672), (2834, 14272), (2899, 13952), (3488, 11596), (3568, 11336), (5668, 7136), (5798, 6976)]