2912662840

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{823}}^1\times {\mathrm{859}}^1$

素因数の和:1796

約数の個数: 64

約数和(自身を含む): 6632870400

約数和(自身を除く): 3720207560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 823, 824, 859, 1030, 1646, 1718, 2060, 3292, 3436, 4115, 4120, 4295, 6584, 6872, 8230, 8590, 16460, 17180, 32920, 34360, 84769, 88477, 169538, 176954, 339076, 353908, 423845, 442385, 678152, 706957, 707816, 847690, 884770, 1413914, 1695380, 1769540, 2827828, 3390760, 3534785, 3539080, 5655656, 7069570, 14139140, 28278280, 72816571, 145633142, 291266284, 364082855, 582532568, 728165710, 1456331420, 2912662840]

約数ペア:

[(1, 2912662840), (2, 1456331420), (4, 728165710), (5, 582532568), (8, 364082855), (10, 291266284), (20, 145633142), (40, 72816571), (103, 28278280), (206, 14139140), (412, 7069570), (515, 5655656), (823, 3539080), (824, 3534785), (859, 3390760), (1030, 2827828), (1646, 1769540), (1718, 1695380), (2060, 1413914), (3292, 884770), (3436, 847690), (4115, 707816), (4120, 706957), (4295, 678152), (6584, 442385), (6872, 423845), (8230, 353908), (8590, 339076), (16460, 176954), (17180, 169538), (32920, 88477), (34360, 84769)]