22775320

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1297}}^1$

素因数の和:1747

約数の個数: 32

約数和(自身を含む): 51400800

約数和(自身を除く): 28625480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1297, 1756, 2195, 2594, 3512, 4390, 5188, 6485, 8780, 10376, 12970, 17560, 25940, 51880, 569383, 1138766, 2277532, 2846915, 4555064, 5693830, 11387660, 22775320]

約数ペア:

[(1, 22775320), (2, 11387660), (4, 5693830), (5, 4555064), (8, 2846915), (10, 2277532), (20, 1138766), (40, 569383), (439, 51880), (878, 25940), (1297, 17560), (1756, 12970), (2195, 10376), (2594, 8780), (3512, 6485), (4390, 5188)]