228188540

素因数分解:

$2^2\times 5^1\times {\mathrm{2689}}^1\times {\mathrm{4243}}^1$

素因数の和:6941

約数の個数: 24

約数和(自身を含む): 479487120

約数和(自身を除く): 251298580

約数列:

[1, 2, 4, 5, 10, 20, 2689, 4243, 5378, 8486, 10756, 13445, 16972, 21215, 26890, 42430, 53780, 84860, 11409427, 22818854, 45637708, 57047135, 114094270, 228188540]

約数ペア:

[(1, 228188540), (2, 114094270), (4, 57047135), (5, 45637708), (10, 22818854), (20, 11409427), (2689, 84860), (4243, 53780), (5378, 42430), (8486, 26890), (10756, 21215), (13445, 16972)]