1447079920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{126493}}^1$

素因数の和:126530

約数の個数: 80

約数和(自身を含む): 3952684512

約数和(自身を除く): 2505604592

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 126493, 252986, 505972, 632465, 1011944, 1264930, 1391423, 1644409, 2023888, 2529860, 2782846, 3288818, 5059720, 5565692, 6577636, 6957115, 8222045, 10119440, 11131384, 13155272, 13914230, 16444090, 18088499, 22262768, 26310544, 27828460, 32888180, 36176998, 55656920, 65776360, 72353996, 90442495, 111313840, 131552720, 144707992, 180884990, 289415984, 361769980, 723539960, 1447079920]

約数ペア:

[(1, 1447079920), (2, 723539960), (4, 361769980), (5, 289415984), (8, 180884990), (10, 144707992), (11, 131552720), (13, 111313840), (16, 90442495), (20, 72353996), (22, 65776360), (26, 55656920), (40, 36176998), (44, 32888180), (52, 27828460), (55, 26310544), (65, 22262768), (80, 18088499), (88, 16444090), (104, 13914230), (110, 13155272), (130, 11131384), (143, 10119440), (176, 8222045), (208, 6957115), (220, 6577636), (260, 5565692), (286, 5059720), (440, 3288818), (520, 2782846), (572, 2529860), (715, 2023888), (880, 1644409), (1040, 1391423), (1144, 1264930), (1430, 1011944), (2288, 632465), (2860, 505972), (5720, 252986), (11440, 126493)]