18689340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:531

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 37919940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 92, 115, 116, 138, 145, 174, 230, 276, 290, 345, 348, 435, 460, 467, 580, 667, 690, 870, 934, 1334, 1380, 1401, 1740, 1868, 2001, 2335, 2668, 2802, 3335, 4002, 4670, 5604, 6670, 7005, 8004, 9340, 10005, 10741, 13340, 13543, 14010, 20010, 21482, 27086, 28020, 32223, 40020, 40629, 42964, 53705, 54172, 64446, 67715, 81258, 107410, 128892, 135430, 161115, 162516, 203145, 214820, 270860, 311489, 322230, 406290, 622978, 644460, 812580, 934467, 1245956, 1557445, 1868934, 3114890, 3737868, 4672335, 6229780, 9344670, 18689340]

約数ペア:

[(1, 18689340), (2, 9344670), (3, 6229780), (4, 4672335), (5, 3737868), (6, 3114890), (10, 1868934), (12, 1557445), (15, 1245956), (20, 934467), (23, 812580), (29, 644460), (30, 622978), (46, 406290), (58, 322230), (60, 311489), (69, 270860), (87, 214820), (92, 203145), (115, 162516), (116, 161115), (138, 135430), (145, 128892), (174, 107410), (230, 81258), (276, 67715), (290, 64446), (345, 54172), (348, 53705), (435, 42964), (460, 40629), (467, 40020), (580, 32223), (667, 28020), (690, 27086), (870, 21482), (934, 20010), (1334, 14010), (1380, 13543), (1401, 13340), (1740, 10741), (1868, 10005), (2001, 9340), (2335, 8004), (2668, 7005), (2802, 6670), (3335, 5604), (4002, 4670)]