20593120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 52744608

約数和(自身を除く): 32151488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 67, 68, 80, 85, 113, 134, 136, 160, 170, 226, 268, 272, 335, 340, 452, 536, 544, 565, 670, 680, 904, 1072, 1130, 1139, 1340, 1360, 1808, 1921, 2144, 2260, 2278, 2680, 2720, 3616, 3842, 4520, 4556, 5360, 5695, 7571, 7684, 9040, 9112, 9605, 10720, 11390, 15142, 15368, 18080, 18224, 19210, 22780, 30284, 30736, 36448, 37855, 38420, 45560, 60568, 61472, 75710, 76840, 91120, 121136, 128707, 151420, 153680, 182240, 242272, 257414, 302840, 307360, 514828, 605680, 643535, 1029656, 1211360, 1287070, 2059312, 2574140, 4118624, 5148280, 10296560, 20593120]

約数ペア:

[(1, 20593120), (2, 10296560), (4, 5148280), (5, 4118624), (8, 2574140), (10, 2059312), (16, 1287070), (17, 1211360), (20, 1029656), (32, 643535), (34, 605680), (40, 514828), (67, 307360), (68, 302840), (80, 257414), (85, 242272), (113, 182240), (134, 153680), (136, 151420), (160, 128707), (170, 121136), (226, 91120), (268, 76840), (272, 75710), (335, 61472), (340, 60568), (452, 45560), (536, 38420), (544, 37855), (565, 36448), (670, 30736), (680, 30284), (904, 22780), (1072, 19210), (1130, 18224), (1139, 18080), (1340, 15368), (1360, 15142), (1808, 11390), (1921, 10720), (2144, 9605), (2260, 9112), (2278, 9040), (2680, 7684), (2720, 7571), (3616, 5695), (3842, 5360), (4520, 4556)]