221344870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{50651}}^1$

素因数の和:50700

約数の個数: 32

約数和(自身を含む): 437633280

約数和(自身を除く): 216288410

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 50651, 101302, 253255, 506510, 962369, 1164973, 1924738, 2329946, 4811845, 5824865, 9623690, 11649730, 22134487, 44268974, 110672435, 221344870]

約数ペア:

[(1, 221344870), (2, 110672435), (5, 44268974), (10, 22134487), (19, 11649730), (23, 9623690), (38, 5824865), (46, 4811845), (95, 2329946), (115, 1924738), (190, 1164973), (230, 962369), (437, 506510), (874, 253255), (2185, 101302), (4370, 50651)]