40077590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{919}}^1$

素因数の和:1029

約数の個数: 48

約数和(自身を含む): 84952800

約数和(自身を除く): 44875210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 89, 98, 178, 245, 445, 490, 623, 890, 919, 1246, 1838, 3115, 4361, 4595, 6230, 6433, 8722, 9190, 12866, 21805, 32165, 43610, 45031, 64330, 81791, 90062, 163582, 225155, 408955, 450310, 572537, 817910, 1145074, 2862685, 4007759, 5725370, 8015518, 20038795, 40077590]

約数ペア:

[(1, 40077590), (2, 20038795), (5, 8015518), (7, 5725370), (10, 4007759), (14, 2862685), (35, 1145074), (49, 817910), (70, 572537), (89, 450310), (98, 408955), (178, 225155), (245, 163582), (445, 90062), (490, 81791), (623, 64330), (890, 45031), (919, 43610), (1246, 32165), (1838, 21805), (3115, 12866), (4361, 9190), (4595, 8722), (6230, 6433)]