19150480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 48121920

約数和(自身を除く): 28971440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 293, 304, 344, 380, 430, 586, 688, 760, 817, 860, 1172, 1465, 1520, 1634, 1720, 2344, 2930, 3268, 3440, 4085, 4688, 5567, 5860, 6536, 8170, 11134, 11720, 12599, 13072, 16340, 22268, 23440, 25198, 27835, 32680, 44536, 50396, 55670, 62995, 65360, 89072, 100792, 111340, 125990, 201584, 222680, 239381, 251980, 445360, 478762, 503960, 957524, 1007920, 1196905, 1915048, 2393810, 3830096, 4787620, 9575240, 19150480]

約数ペア:

[(1, 19150480), (2, 9575240), (4, 4787620), (5, 3830096), (8, 2393810), (10, 1915048), (16, 1196905), (19, 1007920), (20, 957524), (38, 503960), (40, 478762), (43, 445360), (76, 251980), (80, 239381), (86, 222680), (95, 201584), (152, 125990), (172, 111340), (190, 100792), (215, 89072), (293, 65360), (304, 62995), (344, 55670), (380, 50396), (430, 44536), (586, 32680), (688, 27835), (760, 25198), (817, 23440), (860, 22268), (1172, 16340), (1465, 13072), (1520, 12599), (1634, 11720), (1720, 11134), (2344, 8170), (2930, 6536), (3268, 5860), (3440, 5567), (4085, 4688)]