2081687728

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{383}}^1\times {\mathrm{941}}^1$

素因数の和:1370

約数の個数: 60

約数和(自身を含む): 4272369408

約数和(自身を除く): 2190681680

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 383, 722, 766, 941, 1444, 1532, 1882, 2888, 3064, 3764, 5776, 6128, 7277, 7528, 14554, 15056, 17879, 29108, 35758, 58216, 71516, 116432, 138263, 143032, 276526, 286064, 339701, 360403, 553052, 679402, 720806, 1106104, 1358804, 1441612, 2212208, 2717608, 2883224, 5435216, 5766448, 6847657, 13695314, 27390628, 54781256, 109562512, 130105483, 260210966, 520421932, 1040843864, 2081687728]

約数ペア:

[(1, 2081687728), (2, 1040843864), (4, 520421932), (8, 260210966), (16, 130105483), (19, 109562512), (38, 54781256), (76, 27390628), (152, 13695314), (304, 6847657), (361, 5766448), (383, 5435216), (722, 2883224), (766, 2717608), (941, 2212208), (1444, 1441612), (1532, 1358804), (1882, 1106104), (2888, 720806), (3064, 679402), (3764, 553052), (5776, 360403), (6128, 339701), (7277, 286064), (7528, 276526), (14554, 143032), (15056, 138263), (17879, 116432), (29108, 71516), (35758, 58216)]