20744250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{1627}}^1$

素因数の和:1664

約数の個数: 64

約数和(自身を含む): 54857088

約数和(自身を除く): 34112838

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 125, 150, 170, 250, 255, 375, 425, 510, 750, 850, 1275, 1627, 2125, 2550, 3254, 4250, 4881, 6375, 8135, 9762, 12750, 16270, 24405, 27659, 40675, 48810, 55318, 81350, 82977, 122025, 138295, 165954, 203375, 244050, 276590, 406750, 414885, 610125, 691475, 829770, 1220250, 1382950, 2074425, 3457375, 4148850, 6914750, 10372125, 20744250]

約数ペア:

[(1, 20744250), (2, 10372125), (3, 6914750), (5, 4148850), (6, 3457375), (10, 2074425), (15, 1382950), (17, 1220250), (25, 829770), (30, 691475), (34, 610125), (50, 414885), (51, 406750), (75, 276590), (85, 244050), (102, 203375), (125, 165954), (150, 138295), (170, 122025), (250, 82977), (255, 81350), (375, 55318), (425, 48810), (510, 40675), (750, 27659), (850, 24405), (1275, 16270), (1627, 12750), (2125, 9762), (2550, 8135), (3254, 6375), (4250, 4881)]