1897477520

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{354007}}^1$

素因数の和:354087

約数の個数: 40

約数和(自身を含む): 4477493184

約数和(自身を除く): 2580015664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 354007, 708014, 1416028, 1770035, 2832056, 3540070, 5664112, 7080140, 14160280, 23718469, 28320560, 47436938, 94873876, 118592345, 189747752, 237184690, 379495504, 474369380, 948738760, 1897477520]

約数ペア:

[(1, 1897477520), (2, 948738760), (4, 474369380), (5, 379495504), (8, 237184690), (10, 189747752), (16, 118592345), (20, 94873876), (40, 47436938), (67, 28320560), (80, 23718469), (134, 14160280), (268, 7080140), (335, 5664112), (536, 3540070), (670, 2832056), (1072, 1770035), (1340, 1416028), (2680, 708014), (5360, 354007)]