2191688350

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{2011}}^1$

素因数の和:2401

約数の個数: 48

約数和(自身を含む): 4149484416

約数和(自身を除く): 1957796066

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 307, 355, 614, 710, 1535, 1775, 2011, 3070, 3550, 4022, 7675, 10055, 15350, 20110, 21797, 43594, 50275, 100550, 108985, 142781, 217970, 285562, 544925, 617377, 713905, 1089850, 1234754, 1427810, 3086885, 3569525, 6173770, 7139050, 15434425, 30868850, 43833767, 87667534, 219168835, 438337670, 1095844175, 2191688350]

約数ペア:

[(1, 2191688350), (2, 1095844175), (5, 438337670), (10, 219168835), (25, 87667534), (50, 43833767), (71, 30868850), (142, 15434425), (307, 7139050), (355, 6173770), (614, 3569525), (710, 3086885), (1535, 1427810), (1775, 1234754), (2011, 1089850), (3070, 713905), (3550, 617377), (4022, 544925), (7675, 285562), (10055, 217970), (15350, 142781), (20110, 108985), (21797, 100550), (43594, 50275)]