1742149420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{28181}}^1$

素因数の和:28482

約数の個数: 48

約数和(自身を含む): 4005451296

約数和(自身を除く): 2263301876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 562, 1124, 1405, 2810, 3091, 5620, 6182, 12364, 15455, 28181, 30910, 56362, 61820, 112724, 140905, 281810, 309991, 563620, 619982, 1239964, 1549955, 3099910, 6199820, 7918861, 15837722, 31675444, 39594305, 79188610, 87107471, 158377220, 174214942, 348429884, 435537355, 871074710, 1742149420]

約数ペア:

[(1, 1742149420), (2, 871074710), (4, 435537355), (5, 348429884), (10, 174214942), (11, 158377220), (20, 87107471), (22, 79188610), (44, 39594305), (55, 31675444), (110, 15837722), (220, 7918861), (281, 6199820), (562, 3099910), (1124, 1549955), (1405, 1239964), (2810, 619982), (3091, 563620), (5620, 309991), (6182, 281810), (12364, 140905), (15455, 112724), (28181, 61820), (30910, 56362)]