13268820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{787}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 37332288

約数和(自身を除く): 24063468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 562, 787, 843, 1124, 1405, 1574, 1686, 2361, 2810, 3148, 3372, 3935, 4215, 4722, 5620, 7870, 8430, 9444, 11805, 15740, 16860, 23610, 47220, 221147, 442294, 663441, 884588, 1105735, 1326882, 2211470, 2653764, 3317205, 4422940, 6634410, 13268820]

約数ペア:

[(1, 13268820), (2, 6634410), (3, 4422940), (4, 3317205), (5, 2653764), (6, 2211470), (10, 1326882), (12, 1105735), (15, 884588), (20, 663441), (30, 442294), (60, 221147), (281, 47220), (562, 23610), (787, 16860), (843, 15740), (1124, 11805), (1405, 9444), (1574, 8430), (1686, 7870), (2361, 5620), (2810, 4722), (3148, 4215), (3372, 3935)]