55511880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20113}}^1$

素因数の和:20150

約数の個数: 64

約数和(自身を含む): 173784960

約数和(自身を除く): 118273080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 20113, 40226, 60339, 80452, 100565, 120678, 160904, 201130, 241356, 301695, 402260, 462599, 482712, 603390, 804520, 925198, 1206780, 1387797, 1850396, 2312995, 2413560, 2775594, 3700792, 4625990, 5551188, 6938985, 9251980, 11102376, 13877970, 18503960, 27755940, 55511880]

約数ペア:

[(1, 55511880), (2, 27755940), (3, 18503960), (4, 13877970), (5, 11102376), (6, 9251980), (8, 6938985), (10, 5551188), (12, 4625990), (15, 3700792), (20, 2775594), (23, 2413560), (24, 2312995), (30, 1850396), (40, 1387797), (46, 1206780), (60, 925198), (69, 804520), (92, 603390), (115, 482712), (120, 462599), (138, 402260), (184, 301695), (230, 241356), (276, 201130), (345, 160904), (460, 120678), (552, 100565), (690, 80452), (920, 60339), (1380, 40226), (2760, 20113)]