1551920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1$

素因数の和:1053

約数の個数: 40

約数和(自身を含む): 3801840

約数和(自身を除く): 2249920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1021, 1520, 2042, 4084, 5105, 8168, 10210, 16336, 19399, 20420, 38798, 40840, 77596, 81680, 96995, 155192, 193990, 310384, 387980, 775960, 1551920]

約数ペア:

[(1, 1551920), (2, 775960), (4, 387980), (5, 310384), (8, 193990), (10, 155192), (16, 96995), (19, 81680), (20, 77596), (38, 40840), (40, 38798), (76, 20420), (80, 19399), (95, 16336), (152, 10210), (190, 8168), (304, 5105), (380, 4084), (760, 2042), (1021, 1520)]