1656920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1801}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 3892320

約数和(自身を除く): 2235400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1801, 3602, 7204, 9005, 14408, 18010, 36020, 41423, 72040, 82846, 165692, 207115, 331384, 414230, 828460, 1656920]

約数ペア:

[(1, 1656920), (2, 828460), (4, 414230), (5, 331384), (8, 207115), (10, 165692), (20, 82846), (23, 72040), (40, 41423), (46, 36020), (92, 18010), (115, 14408), (184, 9005), (230, 7204), (460, 3602), (920, 1801)]