20801070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77041}}^1$

素因数の和:77057

約数の個数: 32

約数和(自身を含む): 55470240

約数和(自身を除く): 34669170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77041, 154082, 231123, 385205, 462246, 693369, 770410, 1155615, 1386738, 2080107, 2311230, 3466845, 4160214, 6933690, 10400535, 20801070]

約数ペア:

[(1, 20801070), (2, 10400535), (3, 6933690), (5, 4160214), (6, 3466845), (9, 2311230), (10, 2080107), (15, 1386738), (18, 1155615), (27, 770410), (30, 693369), (45, 462246), (54, 385205), (90, 231123), (135, 154082), (270, 77041)]