83943440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149899}}^1$

素因数の和:149919

約数の個数: 40

約数和(自身を含む): 223051200

約数和(自身を除く): 139107760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 149899, 299798, 599596, 749495, 1049293, 1199192, 1498990, 2098586, 2398384, 2997980, 4197172, 5246465, 5995960, 8394344, 10492930, 11991920, 16788688, 20985860, 41971720, 83943440]

約数ペア:

[(1, 83943440), (2, 41971720), (4, 20985860), (5, 16788688), (7, 11991920), (8, 10492930), (10, 8394344), (14, 5995960), (16, 5246465), (20, 4197172), (28, 2997980), (35, 2398384), (40, 2098586), (56, 1498990), (70, 1199192), (80, 1049293), (112, 749495), (140, 599596), (280, 299798), (560, 149899)]