1904804700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{71341}}^1$

素因数の和:71447

約数の個数: 72

約数和(自身を含む): 5573237040

約数和(自身を除く): 3668432340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 89, 100, 150, 178, 267, 300, 356, 445, 534, 890, 1068, 1335, 1780, 2225, 2670, 4450, 5340, 6675, 8900, 13350, 26700, 71341, 142682, 214023, 285364, 356705, 428046, 713410, 856092, 1070115, 1426820, 1783525, 2140230, 3567050, 4280460, 5350575, 6349349, 7134100, 10701150, 12698698, 19048047, 21402300, 25397396, 31746745, 38096094, 63493490, 76192188, 95240235, 126986980, 158733725, 190480470, 317467450, 380960940, 476201175, 634934900, 952402350, 1904804700]

約数ペア:

[(1, 1904804700), (2, 952402350), (3, 634934900), (4, 476201175), (5, 380960940), (6, 317467450), (10, 190480470), (12, 158733725), (15, 126986980), (20, 95240235), (25, 76192188), (30, 63493490), (50, 38096094), (60, 31746745), (75, 25397396), (89, 21402300), (100, 19048047), (150, 12698698), (178, 10701150), (267, 7134100), (300, 6349349), (356, 5350575), (445, 4280460), (534, 3567050), (890, 2140230), (1068, 1783525), (1335, 1426820), (1780, 1070115), (2225, 856092), (2670, 713410), (4450, 428046), (5340, 356705), (6675, 285364), (8900, 214023), (13350, 142682), (26700, 71341)]