30989296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{389}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 64995840

約数和(自身を除く): 34006544

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 383, 389, 766, 778, 1532, 1556, 3064, 3112, 4979, 5057, 6128, 6224, 9958, 10114, 19916, 20228, 39832, 40456, 79664, 80912, 148987, 297974, 595948, 1191896, 1936831, 2383792, 3873662, 7747324, 15494648, 30989296]

約数ペア:

[(1, 30989296), (2, 15494648), (4, 7747324), (8, 3873662), (13, 2383792), (16, 1936831), (26, 1191896), (52, 595948), (104, 297974), (208, 148987), (383, 80912), (389, 79664), (766, 40456), (778, 39832), (1532, 20228), (1556, 19916), (3064, 10114), (3112, 9958), (4979, 6224), (5057, 6128)]