53972920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1511}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 76663880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1511, 1786, 1880, 3022, 3572, 4465, 6044, 7144, 7555, 8930, 12088, 15110, 17860, 28709, 30220, 35720, 57418, 60440, 71017, 114836, 142034, 143545, 229672, 284068, 287090, 355085, 568136, 574180, 710170, 1148360, 1349323, 1420340, 2698646, 2840680, 5397292, 6746615, 10794584, 13493230, 26986460, 53972920]

約数ペア:

[(1, 53972920), (2, 26986460), (4, 13493230), (5, 10794584), (8, 6746615), (10, 5397292), (19, 2840680), (20, 2698646), (38, 1420340), (40, 1349323), (47, 1148360), (76, 710170), (94, 574180), (95, 568136), (152, 355085), (188, 287090), (190, 284068), (235, 229672), (376, 143545), (380, 142034), (470, 114836), (760, 71017), (893, 60440), (940, 57418), (1511, 35720), (1786, 30220), (1880, 28709), (3022, 17860), (3572, 15110), (4465, 12088), (6044, 8930), (7144, 7555)]