1090219180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{8243}}^1$

素因数の和:8658

約数の個数: 48

約数和(自身を含む): 2430660960

約数和(自身を除く): 1340441780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 389, 778, 1556, 1945, 3890, 6613, 7780, 8243, 13226, 16486, 26452, 32972, 33065, 41215, 66130, 82430, 132260, 140131, 164860, 280262, 560524, 700655, 1401310, 2802620, 3206527, 6413054, 12826108, 16032635, 32065270, 54510959, 64130540, 109021918, 218043836, 272554795, 545109590, 1090219180]

約数ペア:

[(1, 1090219180), (2, 545109590), (4, 272554795), (5, 218043836), (10, 109021918), (17, 64130540), (20, 54510959), (34, 32065270), (68, 16032635), (85, 12826108), (170, 6413054), (340, 3206527), (389, 2802620), (778, 1401310), (1556, 700655), (1945, 560524), (3890, 280262), (6613, 164860), (7780, 140131), (8243, 132260), (13226, 82430), (16486, 66130), (26452, 41215), (32972, 33065)]