281640170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{138739}}^1$

素因数の和:138782

約数の個数: 32

約数和(自身を含む): 599356800

約数和(自身を除く): 317716630

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 138739, 277478, 693695, 971173, 1387390, 1942346, 4023431, 4855865, 8046862, 9711730, 20117155, 28164017, 40234310, 56328034, 140820085, 281640170]

約数ペア:

[(1, 281640170), (2, 140820085), (5, 56328034), (7, 40234310), (10, 28164017), (14, 20117155), (29, 9711730), (35, 8046862), (58, 4855865), (70, 4023431), (145, 1942346), (203, 1387390), (290, 971173), (406, 693695), (1015, 277478), (2030, 138739)]