247680492860

素因数分解:

$2^2\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{7428929}}^1$

素因数の和:7430605

約数の個数: 24

約数和(自身を含む): 520441120080

約数和(自身を除く): 272760627220

約数列:

[1, 2, 4, 5, 10, 20, 1667, 3334, 6668, 8335, 16670, 33340, 7428929, 14857858, 29715716, 37144645, 74289290, 148578580, 12384024643, 24768049286, 49536098572, 61920123215, 123840246430, 247680492860]

約数ペア:

[(1, 247680492860), (2, 123840246430), (4, 61920123215), (5, 49536098572), (10, 24768049286), (20, 12384024643), (1667, 148578580), (3334, 74289290), (6668, 37144645), (8335, 29715716), (16670, 14857858), (33340, 7428929)]