2752508720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139297}}^1$

素因数の和:139342

約数の個数: 80

約数和(自身を含む): 7254639840

約数和(自身を除く): 4502131120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 19760, 139297, 278594, 557188, 696485, 1114376, 1392970, 1810861, 2228752, 2646643, 2785940, 3621722, 5293286, 5571880, 7243444, 9054305, 10586572, 11143760, 13233215, 14486888, 18108610, 21173144, 26466430, 28973776, 34406359, 36217220, 42346288, 52932860, 68812718, 72434440, 105865720, 137625436, 144868880, 172031795, 211731440, 275250872, 344063590, 550501744, 688127180, 1376254360, 2752508720]

約数ペア:

[(1, 2752508720), (2, 1376254360), (4, 688127180), (5, 550501744), (8, 344063590), (10, 275250872), (13, 211731440), (16, 172031795), (19, 144868880), (20, 137625436), (26, 105865720), (38, 72434440), (40, 68812718), (52, 52932860), (65, 42346288), (76, 36217220), (80, 34406359), (95, 28973776), (104, 26466430), (130, 21173144), (152, 18108610), (190, 14486888), (208, 13233215), (247, 11143760), (260, 10586572), (304, 9054305), (380, 7243444), (494, 5571880), (520, 5293286), (760, 3621722), (988, 2785940), (1040, 2646643), (1235, 2228752), (1520, 1810861), (1976, 1392970), (2470, 1114376), (3952, 696485), (4940, 557188), (9880, 278594), (19760, 139297)]