19021920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1723}}^1$

素因数の和:1764

約数の個数: 96

約数和(自身を含む): 62560512

約数和(自身を除く): 43538592

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, 1723, 1840, 2208, 2760, 3446, 3680, 5169, 5520, 6892, 8615, 10338, 11040, 13784, 17230, 20676, 25845, 27568, 34460, 39629, 41352, 51690, 55136, 68920, 79258, 82704, 103380, 118887, 137840, 158516, 165408, 198145, 206760, 237774, 275680, 317032, 396290, 413520, 475548, 594435, 634064, 792580, 827040, 951096, 1188870, 1268128, 1585160, 1902192, 2377740, 3170320, 3804384, 4755480, 6340640, 9510960, 19021920]

約数ペア:

[(1, 19021920), (2, 9510960), (3, 6340640), (4, 4755480), (5, 3804384), (6, 3170320), (8, 2377740), (10, 1902192), (12, 1585160), (15, 1268128), (16, 1188870), (20, 951096), (23, 827040), (24, 792580), (30, 634064), (32, 594435), (40, 475548), (46, 413520), (48, 396290), (60, 317032), (69, 275680), (80, 237774), (92, 206760), (96, 198145), (115, 165408), (120, 158516), (138, 137840), (160, 118887), (184, 103380), (230, 82704), (240, 79258), (276, 68920), (345, 55136), (368, 51690), (460, 41352), (480, 39629), (552, 34460), (690, 27568), (736, 25845), (920, 20676), (1104, 17230), (1380, 13784), (1723, 11040), (1840, 10338), (2208, 8615), (2760, 6892), (3446, 5520), (3680, 5169)]