3945552020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{51361}}^1$

素因数の和:51560

約数の個数: 48

約数和(自身を含む): 8697846528

約数和(自身を除く): 4752294508

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 167, 230, 334, 460, 668, 835, 1670, 3340, 3841, 7682, 15364, 19205, 38410, 51361, 76820, 102722, 205444, 256805, 513610, 1027220, 1181303, 2362606, 4725212, 5906515, 8577287, 11813030, 17154574, 23626060, 34309148, 42886435, 85772870, 171545740, 197277601, 394555202, 789110404, 986388005, 1972776010, 3945552020]

約数ペア:

[(1, 3945552020), (2, 1972776010), (4, 986388005), (5, 789110404), (10, 394555202), (20, 197277601), (23, 171545740), (46, 85772870), (92, 42886435), (115, 34309148), (167, 23626060), (230, 17154574), (334, 11813030), (460, 8577287), (668, 5906515), (835, 4725212), (1670, 2362606), (3340, 1181303), (3841, 1027220), (7682, 513610), (15364, 256805), (19205, 205444), (38410, 102722), (51361, 76820)]