1918880

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 4626720

約数和(自身を除く): 2707840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 179, 268, 335, 358, 536, 670, 716, 895, 1072, 1340, 1432, 1790, 2144, 2680, 2864, 3580, 5360, 5728, 7160, 10720, 11993, 14320, 23986, 28640, 47972, 59965, 95944, 119930, 191888, 239860, 383776, 479720, 959440, 1918880]

約数ペア:

[(1, 1918880), (2, 959440), (4, 479720), (5, 383776), (8, 239860), (10, 191888), (16, 119930), (20, 95944), (32, 59965), (40, 47972), (67, 28640), (80, 23986), (134, 14320), (160, 11993), (179, 10720), (268, 7160), (335, 5728), (358, 5360), (536, 3580), (670, 2864), (716, 2680), (895, 2144), (1072, 1790), (1340, 1432)]