1189014760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{725009}}^1$

素因数の和:725061

約数の個数: 32

約数和(自身を含む): 2740537800

約数和(自身を除く): 1551523040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 725009, 1450018, 2900036, 3625045, 5800072, 7250090, 14500180, 29000360, 29725369, 59450738, 118901476, 148626845, 237802952, 297253690, 594507380, 1189014760]

約数ペア:

[(1, 1189014760), (2, 594507380), (4, 297253690), (5, 237802952), (8, 148626845), (10, 118901476), (20, 59450738), (40, 29725369), (41, 29000360), (82, 14500180), (164, 7250090), (205, 5800072), (328, 3625045), (410, 2900036), (820, 1450018), (1640, 725009)]