19924440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7219}}^1$

素因数の和:7256

約数の個数: 64

約数和(自身を含む): 62380800

約数和(自身を除く): 42456360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 7219, 14438, 21657, 28876, 36095, 43314, 57752, 72190, 86628, 108285, 144380, 166037, 173256, 216570, 288760, 332074, 433140, 498111, 664148, 830185, 866280, 996222, 1328296, 1660370, 1992444, 2490555, 3320740, 3984888, 4981110, 6641480, 9962220, 19924440]

約数ペア:

[(1, 19924440), (2, 9962220), (3, 6641480), (4, 4981110), (5, 3984888), (6, 3320740), (8, 2490555), (10, 1992444), (12, 1660370), (15, 1328296), (20, 996222), (23, 866280), (24, 830185), (30, 664148), (40, 498111), (46, 433140), (60, 332074), (69, 288760), (92, 216570), (115, 173256), (120, 166037), (138, 144380), (184, 108285), (230, 86628), (276, 72190), (345, 57752), (460, 43314), (552, 36095), (690, 28876), (920, 21657), (1380, 14438), (2760, 7219)]