1977069420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{477553}}^1$

素因数の和:477591

約数の個数: 72

約数和(自身を含む): 6257867616

約数和(自身を除く): 4280798196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 477553, 955106, 1432659, 1910212, 2387765, 2865318, 4297977, 4775530, 5730636, 7163295, 8595954, 9551060, 10983719, 14326590, 17191908, 21489885, 21967438, 28653180, 32951157, 42979770, 43934876, 54918595, 65902314, 85959540, 98853471, 109837190, 131804628, 164755785, 197706942, 219674380, 329511570, 395413884, 494267355, 659023140, 988534710, 1977069420]

約数ペア:

[(1, 1977069420), (2, 988534710), (3, 659023140), (4, 494267355), (5, 395413884), (6, 329511570), (9, 219674380), (10, 197706942), (12, 164755785), (15, 131804628), (18, 109837190), (20, 98853471), (23, 85959540), (30, 65902314), (36, 54918595), (45, 43934876), (46, 42979770), (60, 32951157), (69, 28653180), (90, 21967438), (92, 21489885), (115, 17191908), (138, 14326590), (180, 10983719), (207, 9551060), (230, 8595954), (276, 7163295), (345, 5730636), (414, 4775530), (460, 4297977), (690, 2865318), (828, 2387765), (1035, 1910212), (1380, 1432659), (2070, 955106), (4140, 477553)]