1945391728

素因数分解:

$2^4\times 7^3\times {\mathrm{113}}^1\times {\mathrm{3137}}^1$

素因数の和:3279

約数の個数: 80

約数和(自身を含む): 4435876800

約数和(自身を除く): 2490485072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 113, 196, 226, 343, 392, 452, 686, 784, 791, 904, 1372, 1582, 1808, 2744, 3137, 3164, 5488, 5537, 6274, 6328, 11074, 12548, 12656, 21959, 22148, 25096, 38759, 43918, 44296, 50192, 77518, 87836, 88592, 153713, 155036, 175672, 307426, 310072, 351344, 354481, 614852, 620144, 708962, 1075991, 1229704, 1417924, 2151982, 2459408, 2481367, 2835848, 4303964, 4962734, 5671696, 8607928, 9925468, 17215856, 17369569, 19850936, 34739138, 39701872, 69478276, 121586983, 138956552, 243173966, 277913104, 486347932, 972695864, 1945391728]

約数ペア:

[(1, 1945391728), (2, 972695864), (4, 486347932), (7, 277913104), (8, 243173966), (14, 138956552), (16, 121586983), (28, 69478276), (49, 39701872), (56, 34739138), (98, 19850936), (112, 17369569), (113, 17215856), (196, 9925468), (226, 8607928), (343, 5671696), (392, 4962734), (452, 4303964), (686, 2835848), (784, 2481367), (791, 2459408), (904, 2151982), (1372, 1417924), (1582, 1229704), (1808, 1075991), (2744, 708962), (3137, 620144), (3164, 614852), (5488, 354481), (5537, 351344), (6274, 310072), (6328, 307426), (11074, 175672), (12548, 155036), (12656, 153713), (21959, 88592), (22148, 87836), (25096, 77518), (38759, 50192), (43918, 44296)]