1946754440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{9967}}^1$

素因数の和:10254

約数の個数: 64

約数和(自身を含む): 4629139200

約数和(自身を除く): 2682384760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 257, 380, 514, 760, 1028, 1285, 2056, 2570, 4883, 5140, 9766, 9967, 10280, 19532, 19934, 24415, 39064, 39868, 48830, 49835, 79736, 97660, 99670, 189373, 195320, 199340, 378746, 398680, 757492, 946865, 1514984, 1893730, 2561519, 3787460, 5123038, 7574920, 10246076, 12807595, 20492152, 25615190, 48668861, 51230380, 97337722, 102460760, 194675444, 243344305, 389350888, 486688610, 973377220, 1946754440]

約数ペア:

[(1, 1946754440), (2, 973377220), (4, 486688610), (5, 389350888), (8, 243344305), (10, 194675444), (19, 102460760), (20, 97337722), (38, 51230380), (40, 48668861), (76, 25615190), (95, 20492152), (152, 12807595), (190, 10246076), (257, 7574920), (380, 5123038), (514, 3787460), (760, 2561519), (1028, 1893730), (1285, 1514984), (2056, 946865), (2570, 757492), (4883, 398680), (5140, 378746), (9766, 199340), (9967, 195320), (10280, 189373), (19532, 99670), (19934, 97660), (24415, 79736), (39064, 49835), (39868, 48830)]