26026220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{421}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 59978016

約数和(自身を除く): 33951796

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 421, 562, 842, 1124, 1405, 1684, 2105, 2810, 3091, 4210, 4631, 5620, 6182, 8420, 9262, 12364, 15455, 18524, 23155, 30910, 46310, 61820, 92620, 118301, 236602, 473204, 591505, 1183010, 1301311, 2366020, 2602622, 5205244, 6506555, 13013110, 26026220]

約数ペア:

[(1, 26026220), (2, 13013110), (4, 6506555), (5, 5205244), (10, 2602622), (11, 2366020), (20, 1301311), (22, 1183010), (44, 591505), (55, 473204), (110, 236602), (220, 118301), (281, 92620), (421, 61820), (562, 46310), (842, 30910), (1124, 23155), (1405, 18524), (1684, 15455), (2105, 12364), (2810, 9262), (3091, 8420), (4210, 6182), (4631, 5620)]