19013520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:592

約数の個数: 80

約数和(自身を含む): 59371200

約数和(自身を除く): 40357680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 227, 240, 349, 454, 681, 698, 908, 1047, 1135, 1362, 1396, 1745, 1816, 2094, 2270, 2724, 2792, 3405, 3490, 3632, 4188, 4540, 5235, 5448, 5584, 6810, 6980, 8376, 9080, 10470, 10896, 13620, 13960, 16752, 18160, 20940, 27240, 27920, 41880, 54480, 79223, 83760, 158446, 237669, 316892, 396115, 475338, 633784, 792230, 950676, 1188345, 1267568, 1584460, 1901352, 2376690, 3168920, 3802704, 4753380, 6337840, 9506760, 19013520]

約数ペア:

[(1, 19013520), (2, 9506760), (3, 6337840), (4, 4753380), (5, 3802704), (6, 3168920), (8, 2376690), (10, 1901352), (12, 1584460), (15, 1267568), (16, 1188345), (20, 950676), (24, 792230), (30, 633784), (40, 475338), (48, 396115), (60, 316892), (80, 237669), (120, 158446), (227, 83760), (240, 79223), (349, 54480), (454, 41880), (681, 27920), (698, 27240), (908, 20940), (1047, 18160), (1135, 16752), (1362, 13960), (1396, 13620), (1745, 10896), (1816, 10470), (2094, 9080), (2270, 8376), (2724, 6980), (2792, 6810), (3405, 5584), (3490, 5448), (3632, 5235), (4188, 4540)]