84408520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{301459}}^1$

素因数の和:301477

約数の個数: 32

約数和(自身を含む): 217051200

約数和(自身を除く): 132642680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 301459, 602918, 1205836, 1507295, 2110213, 2411672, 3014590, 4220426, 6029180, 8440852, 10551065, 12058360, 16881704, 21102130, 42204260, 84408520]

約数ペア:

[(1, 84408520), (2, 42204260), (4, 21102130), (5, 16881704), (7, 12058360), (8, 10551065), (10, 8440852), (14, 6029180), (20, 4220426), (28, 3014590), (35, 2411672), (40, 2110213), (56, 1507295), (70, 1205836), (140, 602918), (280, 301459)]