207928940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{221201}}^1$

素因数の和:221257

約数の個数: 24

約数和(自身を含む): 445943232

約数和(自身を除く): 238014292

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 221201, 442402, 884804, 1106005, 2212010, 4424020, 10396447, 20792894, 41585788, 51982235, 103964470, 207928940]

約数ペア:

[(1, 207928940), (2, 103964470), (4, 51982235), (5, 41585788), (10, 20792894), (20, 10396447), (47, 4424020), (94, 2212010), (188, 1106005), (235, 884804), (470, 442402), (940, 221201)]