19750560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1830

約数の個数: 96

約数和(自身を含む): 64955520

約数和(自身を除く): 45204960

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, 1789, 1840, 2208, 2760, 3578, 3680, 5367, 5520, 7156, 8945, 10734, 11040, 14312, 17890, 21468, 26835, 28624, 35780, 41147, 42936, 53670, 57248, 71560, 82294, 85872, 107340, 123441, 143120, 164588, 171744, 205735, 214680, 246882, 286240, 329176, 411470, 429360, 493764, 617205, 658352, 822940, 858720, 987528, 1234410, 1316704, 1645880, 1975056, 2468820, 3291760, 3950112, 4937640, 6583520, 9875280, 19750560]

約数ペア:

[(1, 19750560), (2, 9875280), (3, 6583520), (4, 4937640), (5, 3950112), (6, 3291760), (8, 2468820), (10, 1975056), (12, 1645880), (15, 1316704), (16, 1234410), (20, 987528), (23, 858720), (24, 822940), (30, 658352), (32, 617205), (40, 493764), (46, 429360), (48, 411470), (60, 329176), (69, 286240), (80, 246882), (92, 214680), (96, 205735), (115, 171744), (120, 164588), (138, 143120), (160, 123441), (184, 107340), (230, 85872), (240, 82294), (276, 71560), (345, 57248), (368, 53670), (460, 42936), (480, 41147), (552, 35780), (690, 28624), (736, 26835), (920, 21468), (1104, 17890), (1380, 14312), (1789, 11040), (1840, 10734), (2208, 8945), (2760, 7156), (3578, 5520), (3680, 5367)]