9842980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{421}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 23821056

約数和(自身を除く): 13978076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 421, 668, 835, 842, 1169, 1670, 1684, 2105, 2338, 2947, 3340, 4210, 4676, 5845, 5894, 8420, 11690, 11788, 14735, 23380, 29470, 58940, 70307, 140614, 281228, 351535, 492149, 703070, 984298, 1406140, 1968596, 2460745, 4921490, 9842980]

約数ペア:

[(1, 9842980), (2, 4921490), (4, 2460745), (5, 1968596), (7, 1406140), (10, 984298), (14, 703070), (20, 492149), (28, 351535), (35, 281228), (70, 140614), (140, 70307), (167, 58940), (334, 29470), (421, 23380), (668, 14735), (835, 11788), (842, 11690), (1169, 8420), (1670, 5894), (1684, 5845), (2105, 4676), (2338, 4210), (2947, 3340)]