23178280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{15661}}^1$

素因数の和:15709

約数の個数: 32

約数和(自身を含む): 53564040

約数和(自身を除く): 30385760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 15661, 31322, 62644, 78305, 125288, 156610, 313220, 579457, 626440, 1158914, 2317828, 2897285, 4635656, 5794570, 11589140, 23178280]

約数ペア:

[(1, 23178280), (2, 11589140), (4, 5794570), (5, 4635656), (8, 2897285), (10, 2317828), (20, 1158914), (37, 626440), (40, 579457), (74, 313220), (148, 156610), (185, 125288), (296, 78305), (370, 62644), (740, 31322), (1480, 15661)]