4396220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 10160640

約数和(自身を除く): 5764420

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 503, 874, 1006, 1748, 2012, 2185, 2515, 4370, 5030, 8740, 9557, 10060, 11569, 19114, 23138, 38228, 46276, 47785, 57845, 95570, 115690, 191140, 219811, 231380, 439622, 879244, 1099055, 2198110, 4396220]

約数ペア:

[(1, 4396220), (2, 2198110), (4, 1099055), (5, 879244), (10, 439622), (19, 231380), (20, 219811), (23, 191140), (38, 115690), (46, 95570), (76, 57845), (92, 47785), (95, 46276), (115, 38228), (190, 23138), (230, 19114), (380, 11569), (437, 10060), (460, 9557), (503, 8740), (874, 5030), (1006, 4370), (1748, 2515), (2012, 2185)]