1320805948

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1531}}^1\times {\mathrm{2801}}^1$

素因数の和:4354

約数の個数: 48

約数和(自身を含む): 2884670208

約数和(自身を除く): 1563864260

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 1531, 2801, 3062, 5602, 6124, 10717, 11204, 16841, 19607, 21434, 30811, 33682, 39214, 42868, 61622, 67364, 78428, 117887, 123244, 215677, 235774, 431354, 471548, 862708, 4288331, 8576662, 17153324, 30018317, 47171641, 60036634, 94343282, 120073268, 188686564, 330201487, 660402974, 1320805948]

約数ペア:

[(1, 1320805948), (2, 660402974), (4, 330201487), (7, 188686564), (11, 120073268), (14, 94343282), (22, 60036634), (28, 47171641), (44, 30018317), (77, 17153324), (154, 8576662), (308, 4288331), (1531, 862708), (2801, 471548), (3062, 431354), (5602, 235774), (6124, 215677), (10717, 123244), (11204, 117887), (16841, 78428), (19607, 67364), (21434, 61622), (30811, 42868), (33682, 39214)]