1587922420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1620329}}^1$

素因数の和:1620352

約数の個数: 36

約数和(自身を含む): 3879070020

約数和(自身を除く): 2291147600

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1620329, 3240658, 6481316, 8101645, 11342303, 16203290, 22684606, 32406580, 45369212, 56711515, 79396121, 113423030, 158792242, 226846060, 317584484, 396980605, 793961210, 1587922420]

約数ペア:

[(1, 1587922420), (2, 793961210), (4, 396980605), (5, 317584484), (7, 226846060), (10, 158792242), (14, 113423030), (20, 79396121), (28, 56711515), (35, 45369212), (49, 32406580), (70, 22684606), (98, 16203290), (140, 11342303), (196, 8101645), (245, 6481316), (490, 3240658), (980, 1620329)]