84934420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{136991}}^1$

素因数の和:137031

約数の個数: 24

約数和(自身を含む): 184117248

約数和(自身を除く): 99182828

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 136991, 273982, 547964, 684955, 1369910, 2739820, 4246721, 8493442, 16986884, 21233605, 42467210, 84934420]

約数ペア:

[(1, 84934420), (2, 42467210), (4, 21233605), (5, 16986884), (10, 8493442), (20, 4246721), (31, 2739820), (62, 1369910), (124, 684955), (155, 547964), (310, 273982), (620, 136991)]