30901400

素因数分解:

$2^3\times 5^2\times {\mathrm{367}}^1\times {\mathrm{421}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 72212640

約数和(自身を除く): 41311240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 367, 421, 734, 842, 1468, 1684, 1835, 2105, 2936, 3368, 3670, 4210, 7340, 8420, 9175, 10525, 14680, 16840, 18350, 21050, 36700, 42100, 73400, 84200, 154507, 309014, 618028, 772535, 1236056, 1545070, 3090140, 3862675, 6180280, 7725350, 15450700, 30901400]

約数ペア:

[(1, 30901400), (2, 15450700), (4, 7725350), (5, 6180280), (8, 3862675), (10, 3090140), (20, 1545070), (25, 1236056), (40, 772535), (50, 618028), (100, 309014), (200, 154507), (367, 84200), (421, 73400), (734, 42100), (842, 36700), (1468, 21050), (1684, 18350), (1835, 16840), (2105, 14680), (2936, 10525), (3368, 9175), (3670, 8420), (4210, 7340)]