20274960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3673}}^1$

素因数の和:3712

約数の個数: 80

約数和(自身を含む): 65602944

約数和(自身を除く): 45327984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3673, 5520, 7346, 11019, 14692, 18365, 22038, 29384, 36730, 44076, 55095, 58768, 73460, 84479, 88152, 110190, 146920, 168958, 176304, 220380, 253437, 293840, 337916, 422395, 440760, 506874, 675832, 844790, 881520, 1013748, 1267185, 1351664, 1689580, 2027496, 2534370, 3379160, 4054992, 5068740, 6758320, 10137480, 20274960]

約数ペア:

[(1, 20274960), (2, 10137480), (3, 6758320), (4, 5068740), (5, 4054992), (6, 3379160), (8, 2534370), (10, 2027496), (12, 1689580), (15, 1351664), (16, 1267185), (20, 1013748), (23, 881520), (24, 844790), (30, 675832), (40, 506874), (46, 440760), (48, 422395), (60, 337916), (69, 293840), (80, 253437), (92, 220380), (115, 176304), (120, 168958), (138, 146920), (184, 110190), (230, 88152), (240, 84479), (276, 73460), (345, 58768), (368, 55095), (460, 44076), (552, 36730), (690, 29384), (920, 22038), (1104, 18365), (1380, 14692), (1840, 11019), (2760, 7346), (3673, 5520)]