2381840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1567}}^1$

素因数の和:1599

約数の個数: 40

約数和(自身を含む): 5832960

約数和(自身を除く): 3451120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1567, 3134, 6268, 7835, 12536, 15670, 25072, 29773, 31340, 59546, 62680, 119092, 125360, 148865, 238184, 297730, 476368, 595460, 1190920, 2381840]

約数ペア:

[(1, 2381840), (2, 1190920), (4, 595460), (5, 476368), (8, 297730), (10, 238184), (16, 148865), (19, 125360), (20, 119092), (38, 62680), (40, 59546), (76, 31340), (80, 29773), (95, 25072), (152, 15670), (190, 12536), (304, 7835), (380, 6268), (760, 3134), (1520, 1567)]