20584710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{521}}^1$

素因数の和:973

約数の個数: 48

約数和(自身を含む): 53745120

約数和(自身を除く): 33160410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 439, 521, 878, 1042, 1317, 1563, 2195, 2605, 2634, 3126, 3951, 4390, 4689, 5210, 6585, 7815, 7902, 9378, 13170, 15630, 19755, 23445, 39510, 46890, 228719, 457438, 686157, 1143595, 1372314, 2058471, 2287190, 3430785, 4116942, 6861570, 10292355, 20584710]

約数ペア:

[(1, 20584710), (2, 10292355), (3, 6861570), (5, 4116942), (6, 3430785), (9, 2287190), (10, 2058471), (15, 1372314), (18, 1143595), (30, 686157), (45, 457438), (90, 228719), (439, 46890), (521, 39510), (878, 23445), (1042, 19755), (1317, 15630), (1563, 13170), (2195, 9378), (2605, 7902), (2634, 7815), (3126, 6585), (3951, 5210), (4390, 4689)]