220123664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1973}}^1$

素因数の和:2367

約数の個数: 40

約数和(自身を含む): 450387840

約数和(自身を除く): 230264176

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 367, 734, 1468, 1973, 2936, 3946, 5872, 6973, 7892, 13946, 15784, 27892, 31568, 37487, 55784, 74974, 111568, 149948, 299896, 599792, 724091, 1448182, 2896364, 5792728, 11585456, 13757729, 27515458, 55030916, 110061832, 220123664]

約数ペア:

[(1, 220123664), (2, 110061832), (4, 55030916), (8, 27515458), (16, 13757729), (19, 11585456), (38, 5792728), (76, 2896364), (152, 1448182), (304, 724091), (367, 599792), (734, 299896), (1468, 149948), (1973, 111568), (2936, 74974), (3946, 55784), (5872, 37487), (6973, 31568), (7892, 27892), (13946, 15784)]