40442948

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 87851904

約数和(自身を除く): 47408956

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 137, 182, 274, 364, 548, 811, 959, 1622, 1781, 1918, 3244, 3562, 3836, 5677, 7124, 10543, 11354, 12467, 21086, 22708, 24934, 42172, 49868, 73801, 111107, 147602, 222214, 295204, 444428, 777749, 1444391, 1555498, 2888782, 3110996, 5777564, 10110737, 20221474, 40442948]

約数ペア:

[(1, 40442948), (2, 20221474), (4, 10110737), (7, 5777564), (13, 3110996), (14, 2888782), (26, 1555498), (28, 1444391), (52, 777749), (91, 444428), (137, 295204), (182, 222214), (274, 147602), (364, 111107), (548, 73801), (811, 49868), (959, 42172), (1622, 24934), (1781, 22708), (1918, 21086), (3244, 12467), (3562, 11354), (3836, 10543), (5677, 7124)]