40840384

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:473

約数の個数: 56

約数和(自身を含む): 88075008

約数和(自身を除く): 47234624

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 191, 208, 257, 382, 416, 514, 764, 832, 1028, 1528, 2056, 2483, 3056, 3341, 4112, 4966, 6112, 6682, 8224, 9932, 12224, 13364, 16448, 19864, 26728, 39728, 49087, 53456, 79456, 98174, 106912, 158912, 196348, 213824, 392696, 638131, 785392, 1276262, 1570784, 2552524, 3141568, 5105048, 10210096, 20420192, 40840384]

約数ペア:

[(1, 40840384), (2, 20420192), (4, 10210096), (8, 5105048), (13, 3141568), (16, 2552524), (26, 1570784), (32, 1276262), (52, 785392), (64, 638131), (104, 392696), (191, 213824), (208, 196348), (257, 158912), (382, 106912), (416, 98174), (514, 79456), (764, 53456), (832, 49087), (1028, 39728), (1528, 26728), (2056, 19864), (2483, 16448), (3056, 13364), (3341, 12224), (4112, 9932), (4966, 8224), (6112, 6682)]