223669540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{2671}}^1$

素因数の和:2812

約数の個数: 48

約数和(自身を含む): 484807680

約数和(自身を除く): 261138140

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 395, 530, 790, 1060, 1580, 2671, 4187, 5342, 8374, 10684, 13355, 16748, 20935, 26710, 41870, 53420, 83740, 141563, 211009, 283126, 422018, 566252, 707815, 844036, 1055045, 1415630, 2110090, 2831260, 4220180, 11183477, 22366954, 44733908, 55917385, 111834770, 223669540]

約数ペア:

[(1, 223669540), (2, 111834770), (4, 55917385), (5, 44733908), (10, 22366954), (20, 11183477), (53, 4220180), (79, 2831260), (106, 2110090), (158, 1415630), (212, 1055045), (265, 844036), (316, 707815), (395, 566252), (530, 422018), (790, 283126), (1060, 211009), (1580, 141563), (2671, 83740), (4187, 53420), (5342, 41870), (8374, 26710), (10684, 20935), (13355, 16748)]