22669660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 54416880

約数和(自身を除く): 31747220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 353, 380, 494, 676, 706, 845, 988, 1235, 1412, 1690, 1765, 2470, 3211, 3380, 3530, 4589, 4940, 6422, 6707, 7060, 9178, 12844, 13414, 16055, 18356, 22945, 26828, 32110, 33535, 45890, 59657, 64220, 67070, 87191, 91780, 119314, 134140, 174382, 238628, 298285, 348764, 435955, 596570, 871910, 1133483, 1193140, 1743820, 2266966, 4533932, 5667415, 11334830, 22669660]

約数ペア:

[(1, 22669660), (2, 11334830), (4, 5667415), (5, 4533932), (10, 2266966), (13, 1743820), (19, 1193140), (20, 1133483), (26, 871910), (38, 596570), (52, 435955), (65, 348764), (76, 298285), (95, 238628), (130, 174382), (169, 134140), (190, 119314), (247, 91780), (260, 87191), (338, 67070), (353, 64220), (380, 59657), (494, 45890), (676, 33535), (706, 32110), (845, 26828), (988, 22945), (1235, 18356), (1412, 16055), (1690, 13414), (1765, 12844), (2470, 9178), (3211, 7060), (3380, 6707), (3530, 6422), (4589, 4940)]