10928540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{311}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 26417664

約数和(自身を除く): 15489124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 311, 502, 622, 1004, 1244, 1255, 1555, 1757, 2177, 2510, 3110, 3514, 4354, 5020, 6220, 7028, 8708, 8785, 10885, 17570, 21770, 35140, 43540, 78061, 156122, 312244, 390305, 546427, 780610, 1092854, 1561220, 2185708, 2732135, 5464270, 10928540]

約数ペア:

[(1, 10928540), (2, 5464270), (4, 2732135), (5, 2185708), (7, 1561220), (10, 1092854), (14, 780610), (20, 546427), (28, 390305), (35, 312244), (70, 156122), (140, 78061), (251, 43540), (311, 35140), (502, 21770), (622, 17570), (1004, 10885), (1244, 8785), (1255, 8708), (1555, 7028), (1757, 6220), (2177, 5020), (2510, 4354), (3110, 3514)]