19883040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1801}}^1$

素因数の和:1842

約数の個数: 96

約数和(自身を含む): 65390976

約数和(自身を除く): 45507936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 552, 690, 736, 920, 1104, 1380, 1801, 1840, 2208, 2760, 3602, 3680, 5403, 5520, 7204, 9005, 10806, 11040, 14408, 18010, 21612, 27015, 28816, 36020, 41423, 43224, 54030, 57632, 72040, 82846, 86448, 108060, 124269, 144080, 165692, 172896, 207115, 216120, 248538, 288160, 331384, 414230, 432240, 497076, 621345, 662768, 828460, 864480, 994152, 1242690, 1325536, 1656920, 1988304, 2485380, 3313840, 3976608, 4970760, 6627680, 9941520, 19883040]

約数ペア:

[(1, 19883040), (2, 9941520), (3, 6627680), (4, 4970760), (5, 3976608), (6, 3313840), (8, 2485380), (10, 1988304), (12, 1656920), (15, 1325536), (16, 1242690), (20, 994152), (23, 864480), (24, 828460), (30, 662768), (32, 621345), (40, 497076), (46, 432240), (48, 414230), (60, 331384), (69, 288160), (80, 248538), (92, 216120), (96, 207115), (115, 172896), (120, 165692), (138, 144080), (160, 124269), (184, 108060), (230, 86448), (240, 82846), (276, 72040), (345, 57632), (368, 54030), (460, 43224), (480, 41423), (552, 36020), (690, 28816), (736, 27015), (920, 21612), (1104, 18010), (1380, 14408), (1801, 11040), (1840, 10806), (2208, 9005), (2760, 7204), (3602, 5520), (3680, 5403)]