20039360

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5693}}^1$

素因数の和:5721

約数の個数: 56

約数和(自身を含む): 52065936

約数和(自身を除く): 32026576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5693, 11386, 22772, 28465, 45544, 56930, 62623, 91088, 113860, 125246, 182176, 227720, 250492, 313115, 364352, 455440, 500984, 626230, 910880, 1001968, 1252460, 1821760, 2003936, 2504920, 4007872, 5009840, 10019680, 20039360]

約数ペア:

[(1, 20039360), (2, 10019680), (4, 5009840), (5, 4007872), (8, 2504920), (10, 2003936), (11, 1821760), (16, 1252460), (20, 1001968), (22, 910880), (32, 626230), (40, 500984), (44, 455440), (55, 364352), (64, 313115), (80, 250492), (88, 227720), (110, 182176), (160, 125246), (176, 113860), (220, 91088), (320, 62623), (352, 56930), (440, 45544), (704, 28465), (880, 22772), (1760, 11386), (3520, 5693)]