28924480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 112

約数和(自身を含む): 78729840

約数和(自身を除く): 49805360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 409, 416, 442, 520, 544, 680, 818, 832, 884, 1040, 1088, 1105, 1360, 1636, 1768, 2045, 2080, 2210, 2720, 3272, 3536, 4090, 4160, 4420, 5317, 5440, 6544, 6953, 7072, 8180, 8840, 10634, 13088, 13906, 14144, 16360, 17680, 21268, 26176, 26585, 27812, 32720, 34765, 35360, 42536, 53170, 55624, 65440, 69530, 70720, 85072, 90389, 106340, 111248, 130880, 139060, 170144, 180778, 212680, 222496, 278120, 340288, 361556, 425360, 444992, 451945, 556240, 723112, 850720, 903890, 1112480, 1446224, 1701440, 1807780, 2224960, 2892448, 3615560, 5784896, 7231120, 14462240, 28924480]

約数ペア:

[(1, 28924480), (2, 14462240), (4, 7231120), (5, 5784896), (8, 3615560), (10, 2892448), (13, 2224960), (16, 1807780), (17, 1701440), (20, 1446224), (26, 1112480), (32, 903890), (34, 850720), (40, 723112), (52, 556240), (64, 451945), (65, 444992), (68, 425360), (80, 361556), (85, 340288), (104, 278120), (130, 222496), (136, 212680), (160, 180778), (170, 170144), (208, 139060), (221, 130880), (260, 111248), (272, 106340), (320, 90389), (340, 85072), (409, 70720), (416, 69530), (442, 65440), (520, 55624), (544, 53170), (680, 42536), (818, 35360), (832, 34765), (884, 32720), (1040, 27812), (1088, 26585), (1105, 26176), (1360, 21268), (1636, 17680), (1768, 16360), (2045, 14144), (2080, 13906), (2210, 13088), (2720, 10634), (3272, 8840), (3536, 8180), (4090, 7072), (4160, 6953), (4420, 6544), (5317, 5440)]