40490280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{12497}}^1$

素因数の和:12520

約数の個数: 80

約数和(自身を含む): 136103220

約数和(自身を除く): 95612940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 12497, 24994, 37491, 49988, 62485, 74982, 99976, 112473, 124970, 149964, 187455, 224946, 249940, 299928, 337419, 374910, 449892, 499880, 562365, 674838, 749820, 899784, 1012257, 1124730, 1349676, 1499640, 1687095, 2024514, 2249460, 2699352, 3374190, 4049028, 4498920, 5061285, 6748380, 8098056, 10122570, 13496760, 20245140, 40490280]

約数ペア:

[(1, 40490280), (2, 20245140), (3, 13496760), (4, 10122570), (5, 8098056), (6, 6748380), (8, 5061285), (9, 4498920), (10, 4049028), (12, 3374190), (15, 2699352), (18, 2249460), (20, 2024514), (24, 1687095), (27, 1499640), (30, 1349676), (36, 1124730), (40, 1012257), (45, 899784), (54, 749820), (60, 674838), (72, 562365), (81, 499880), (90, 449892), (108, 374910), (120, 337419), (135, 299928), (162, 249940), (180, 224946), (216, 187455), (270, 149964), (324, 124970), (360, 112473), (405, 99976), (540, 74982), (648, 62485), (810, 49988), (1080, 37491), (1620, 24994), (3240, 12497)]