19962160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 51068160

約数和(自身を除く): 31106000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 571, 760, 874, 920, 1142, 1520, 1748, 1840, 2185, 2284, 2855, 3496, 4370, 4568, 5710, 6992, 8740, 9136, 10849, 11420, 13133, 17480, 21698, 22840, 26266, 34960, 43396, 45680, 52532, 54245, 65665, 86792, 105064, 108490, 131330, 173584, 210128, 216980, 249527, 262660, 433960, 499054, 525320, 867920, 998108, 1050640, 1247635, 1996216, 2495270, 3992432, 4990540, 9981080, 19962160]

約数ペア:

[(1, 19962160), (2, 9981080), (4, 4990540), (5, 3992432), (8, 2495270), (10, 1996216), (16, 1247635), (19, 1050640), (20, 998108), (23, 867920), (38, 525320), (40, 499054), (46, 433960), (76, 262660), (80, 249527), (92, 216980), (95, 210128), (115, 173584), (152, 131330), (184, 108490), (190, 105064), (230, 86792), (304, 65665), (368, 54245), (380, 52532), (437, 45680), (460, 43396), (571, 34960), (760, 26266), (874, 22840), (920, 21698), (1142, 17480), (1520, 13133), (1748, 11420), (1840, 10849), (2185, 9136), (2284, 8740), (2855, 6992), (3496, 5710), (4370, 4568)]