1089020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3203}}^1$

素因数の和:3229

約数の個数: 24

約数和(自身を含む): 2422224

約数和(自身を除く): 1333204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 3203, 6406, 12812, 16015, 32030, 54451, 64060, 108902, 217804, 272255, 544510, 1089020]

約数ペア:

[(1, 1089020), (2, 544510), (4, 272255), (5, 217804), (10, 108902), (17, 64060), (20, 54451), (34, 32030), (68, 16015), (85, 12812), (170, 6406), (340, 3203)]