212378540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{965357}}^1$

素因数の和:965377

約数の個数: 24

約数和(自身を含む): 486540432

約数和(自身を除く): 274161892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 965357, 1930714, 3861428, 4826785, 9653570, 10618927, 19307140, 21237854, 42475708, 53094635, 106189270, 212378540]

約数ペア:

[(1, 212378540), (2, 106189270), (4, 53094635), (5, 42475708), (10, 21237854), (11, 19307140), (20, 10618927), (22, 9653570), (44, 4826785), (55, 3861428), (110, 1930714), (220, 965357)]