2021033090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{80809}}^1$

素因数の和:80918

約数の個数: 32

約数和(自身を含む): 3787726320

約数和(自身を除く): 1766693230

約数列:

[1, 2, 5, 10, 41, 61, 82, 122, 205, 305, 410, 610, 2501, 5002, 12505, 25010, 80809, 161618, 404045, 808090, 3313169, 4929349, 6626338, 9858698, 16565845, 24646745, 33131690, 49293490, 202103309, 404206618, 1010516545, 2021033090]

約数ペア:

[(1, 2021033090), (2, 1010516545), (5, 404206618), (10, 202103309), (41, 49293490), (61, 33131690), (82, 24646745), (122, 16565845), (205, 9858698), (305, 6626338), (410, 4929349), (610, 3313169), (2501, 808090), (5002, 404045), (12505, 161618), (25010, 80809)]