30782240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11317}}^1$

素因数の和:11349

約数の個数: 48

約数和(自身を含む): 77007672

約数和(自身を除く): 46225432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11317, 22634, 45268, 56585, 90536, 113170, 181072, 192389, 226340, 362144, 384778, 452680, 769556, 905360, 961945, 1539112, 1810720, 1923890, 3078224, 3847780, 6156448, 7695560, 15391120, 30782240]

約数ペア:

[(1, 30782240), (2, 15391120), (4, 7695560), (5, 6156448), (8, 3847780), (10, 3078224), (16, 1923890), (17, 1810720), (20, 1539112), (32, 961945), (34, 905360), (40, 769556), (68, 452680), (80, 384778), (85, 362144), (136, 226340), (160, 192389), (170, 181072), (272, 113170), (340, 90536), (544, 56585), (680, 45268), (1360, 22634), (2720, 11317)]