203469620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1\times {\mathrm{479}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 435939840

約数和(自身を除く): 232470220

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 317, 335, 479, 634, 670, 958, 1268, 1340, 1585, 1916, 2395, 3170, 4790, 6340, 9580, 21239, 32093, 42478, 64186, 84956, 106195, 128372, 151843, 160465, 212390, 303686, 320930, 424780, 607372, 641860, 759215, 1518430, 3036860, 10173481, 20346962, 40693924, 50867405, 101734810, 203469620]

約数ペア:

[(1, 203469620), (2, 101734810), (4, 50867405), (5, 40693924), (10, 20346962), (20, 10173481), (67, 3036860), (134, 1518430), (268, 759215), (317, 641860), (335, 607372), (479, 424780), (634, 320930), (670, 303686), (958, 212390), (1268, 160465), (1340, 151843), (1585, 128372), (1916, 106195), (2395, 84956), (3170, 64186), (4790, 42478), (6340, 32093), (9580, 21239)]