8994440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 25424280

約数和(自身を除く): 16429840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 353, 364, 392, 455, 490, 520, 637, 706, 728, 910, 980, 1274, 1412, 1765, 1820, 1960, 2471, 2548, 2824, 3185, 3530, 3640, 4589, 4942, 5096, 6370, 7060, 9178, 9884, 12355, 12740, 14120, 17297, 18356, 19768, 22945, 24710, 25480, 32123, 34594, 36712, 45890, 49420, 64246, 69188, 86485, 91780, 98840, 128492, 138376, 160615, 172970, 183560, 224861, 256984, 321230, 345940, 449722, 642460, 691880, 899444, 1124305, 1284920, 1798888, 2248610, 4497220, 8994440]

約数ペア:

[(1, 8994440), (2, 4497220), (4, 2248610), (5, 1798888), (7, 1284920), (8, 1124305), (10, 899444), (13, 691880), (14, 642460), (20, 449722), (26, 345940), (28, 321230), (35, 256984), (40, 224861), (49, 183560), (52, 172970), (56, 160615), (65, 138376), (70, 128492), (91, 98840), (98, 91780), (104, 86485), (130, 69188), (140, 64246), (182, 49420), (196, 45890), (245, 36712), (260, 34594), (280, 32123), (353, 25480), (364, 24710), (392, 22945), (455, 19768), (490, 18356), (520, 17297), (637, 14120), (706, 12740), (728, 12355), (910, 9884), (980, 9178), (1274, 7060), (1412, 6370), (1765, 5096), (1820, 4942), (1960, 4589), (2471, 3640), (2548, 3530), (2824, 3185)]