518486540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{911}}^1$

素因数の和:1143

約数の個数: 96

約数和(自身を含む): 1287014400

約数和(自身を除く): 768527860

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 199, 220, 260, 286, 398, 572, 715, 796, 911, 995, 1430, 1822, 1990, 2189, 2587, 2860, 3644, 3980, 4378, 4555, 5174, 8756, 9110, 10021, 10348, 10945, 11843, 12935, 18220, 20042, 21890, 23686, 25870, 28457, 40084, 43780, 47372, 50105, 51740, 56914, 59215, 100210, 113828, 118430, 130273, 142285, 181289, 200420, 236860, 260546, 284570, 362578, 521092, 569140, 651365, 725156, 906445, 1302730, 1812890, 1994179, 2356757, 2605460, 3625780, 3988358, 4713514, 7976716, 9427028, 9970895, 11783785, 19941790, 23567570, 25924327, 39883580, 47135140, 51848654, 103697308, 129621635, 259243270, 518486540]

約数ペア:

[(1, 518486540), (2, 259243270), (4, 129621635), (5, 103697308), (10, 51848654), (11, 47135140), (13, 39883580), (20, 25924327), (22, 23567570), (26, 19941790), (44, 11783785), (52, 9970895), (55, 9427028), (65, 7976716), (110, 4713514), (130, 3988358), (143, 3625780), (199, 2605460), (220, 2356757), (260, 1994179), (286, 1812890), (398, 1302730), (572, 906445), (715, 725156), (796, 651365), (911, 569140), (995, 521092), (1430, 362578), (1822, 284570), (1990, 260546), (2189, 236860), (2587, 200420), (2860, 181289), (3644, 142285), (3980, 130273), (4378, 118430), (4555, 113828), (5174, 100210), (8756, 59215), (9110, 56914), (10021, 51740), (10348, 50105), (10945, 47372), (11843, 43780), (12935, 40084), (18220, 28457), (20042, 25870), (21890, 23686)]