20356500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 96

約数和(自身を含む): 60907392

約数和(自身を除く): 40550892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 41, 50, 60, 75, 82, 100, 123, 125, 150, 164, 205, 246, 250, 300, 331, 375, 410, 492, 500, 615, 662, 750, 820, 993, 1025, 1230, 1324, 1500, 1655, 1986, 2050, 2460, 3075, 3310, 3972, 4100, 4965, 5125, 6150, 6620, 8275, 9930, 10250, 12300, 13571, 15375, 16550, 19860, 20500, 24825, 27142, 30750, 33100, 40713, 41375, 49650, 54284, 61500, 67855, 81426, 82750, 99300, 124125, 135710, 162852, 165500, 203565, 248250, 271420, 339275, 407130, 496500, 678550, 814260, 1017825, 1357100, 1696375, 2035650, 3392750, 4071300, 5089125, 6785500, 10178250, 20356500]

約数ペア:

[(1, 20356500), (2, 10178250), (3, 6785500), (4, 5089125), (5, 4071300), (6, 3392750), (10, 2035650), (12, 1696375), (15, 1357100), (20, 1017825), (25, 814260), (30, 678550), (41, 496500), (50, 407130), (60, 339275), (75, 271420), (82, 248250), (100, 203565), (123, 165500), (125, 162852), (150, 135710), (164, 124125), (205, 99300), (246, 82750), (250, 81426), (300, 67855), (331, 61500), (375, 54284), (410, 49650), (492, 41375), (500, 40713), (615, 33100), (662, 30750), (750, 27142), (820, 24825), (993, 20500), (1025, 19860), (1230, 16550), (1324, 15375), (1500, 13571), (1655, 12300), (1986, 10250), (2050, 9930), (2460, 8275), (3075, 6620), (3310, 6150), (3972, 5125), (4100, 4965)]