20239747000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79999}}^1$

素因数の和:80054

約数の個数: 128

約数和(自身を含む): 53913600000

約数和(自身を除く): 33673853000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 25, 40, 44, 46, 50, 55, 88, 92, 100, 110, 115, 125, 184, 200, 220, 230, 250, 253, 275, 440, 460, 500, 506, 550, 575, 920, 1000, 1012, 1100, 1150, 1265, 1375, 2024, 2200, 2300, 2530, 2750, 2875, 4600, 5060, 5500, 5750, 6325, 10120, 11000, 11500, 12650, 23000, 25300, 31625, 50600, 63250, 79999, 126500, 159998, 253000, 319996, 399995, 639992, 799990, 879989, 1599980, 1759978, 1839977, 1999975, 3199960, 3519956, 3679954, 3999950, 4399945, 7039912, 7359908, 7999900, 8799890, 9199885, 9999875, 14719816, 15999800, 17599780, 18399770, 19999750, 20239747, 21999725, 35199560, 36799540, 39999500, 40479494, 43999450, 45999425, 73599080, 79999000, 80958988, 87998900, 91998850, 101198735, 109998625, 161917976, 175997800, 183997700, 202397470, 219997250, 229997125, 367995400, 404794940, 439994500, 459994250, 505993675, 809589880, 879989000, 919988500, 1011987350, 1839977000, 2023974700, 2529968375, 4047949400, 5059936750, 10119873500, 20239747000]

約数ペア:

[(1, 20239747000), (2, 10119873500), (4, 5059936750), (5, 4047949400), (8, 2529968375), (10, 2023974700), (11, 1839977000), (20, 1011987350), (22, 919988500), (23, 879989000), (25, 809589880), (40, 505993675), (44, 459994250), (46, 439994500), (50, 404794940), (55, 367995400), (88, 229997125), (92, 219997250), (100, 202397470), (110, 183997700), (115, 175997800), (125, 161917976), (184, 109998625), (200, 101198735), (220, 91998850), (230, 87998900), (250, 80958988), (253, 79999000), (275, 73599080), (440, 45999425), (460, 43999450), (500, 40479494), (506, 39999500), (550, 36799540), (575, 35199560), (920, 21999725), (1000, 20239747), (1012, 19999750), (1100, 18399770), (1150, 17599780), (1265, 15999800), (1375, 14719816), (2024, 9999875), (2200, 9199885), (2300, 8799890), (2530, 7999900), (2750, 7359908), (2875, 7039912), (4600, 4399945), (5060, 3999950), (5500, 3679954), (5750, 3519956), (6325, 3199960), (10120, 1999975), (11000, 1839977), (11500, 1759978), (12650, 1599980), (23000, 879989), (25300, 799990), (31625, 639992), (50600, 399995), (63250, 319996), (79999, 253000), (126500, 159998)]