221610070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1249}}^1\times {\mathrm{1613}}^1$

素因数の和:2880

約数の個数: 32

約数和(自身を含む): 435780000

約数和(自身を除く): 214169930

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1249, 1613, 2498, 3226, 6245, 8065, 12490, 13739, 16130, 17743, 27478, 35486, 68695, 88715, 137390, 177430, 2014637, 4029274, 10073185, 20146370, 22161007, 44322014, 110805035, 221610070]

約数ペア:

[(1, 221610070), (2, 110805035), (5, 44322014), (10, 22161007), (11, 20146370), (22, 10073185), (55, 4029274), (110, 2014637), (1249, 177430), (1613, 137390), (2498, 88715), (3226, 68695), (6245, 35486), (8065, 27478), (12490, 17743), (13739, 16130)]