8411840

素因数分解:

$2^6\times 5^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:385

約数の個数: 56

約数和(自身を含む): 20311872

約数和(自身を除く): 11900032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 160, 194, 271, 320, 388, 485, 542, 776, 970, 1084, 1355, 1552, 1940, 2168, 2710, 3104, 3880, 4336, 5420, 6208, 7760, 8672, 10840, 15520, 17344, 21680, 26287, 31040, 43360, 52574, 86720, 105148, 131435, 210296, 262870, 420592, 525740, 841184, 1051480, 1682368, 2102960, 4205920, 8411840]

約数ペア:

[(1, 8411840), (2, 4205920), (4, 2102960), (5, 1682368), (8, 1051480), (10, 841184), (16, 525740), (20, 420592), (32, 262870), (40, 210296), (64, 131435), (80, 105148), (97, 86720), (160, 52574), (194, 43360), (271, 31040), (320, 26287), (388, 21680), (485, 17344), (542, 15520), (776, 10840), (970, 8672), (1084, 7760), (1355, 6208), (1552, 5420), (1940, 4336), (2168, 3880), (2710, 3104)]