10981390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 23384592

約数和(自身を除く): 12403202

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 307, 365, 490, 511, 614, 730, 1022, 1535, 2149, 2555, 3070, 3577, 4298, 5110, 7154, 10745, 15043, 17885, 21490, 22411, 30086, 35770, 44822, 75215, 112055, 150430, 156877, 224110, 313754, 784385, 1098139, 1568770, 2196278, 5490695, 10981390]

約数ペア:

[(1, 10981390), (2, 5490695), (5, 2196278), (7, 1568770), (10, 1098139), (14, 784385), (35, 313754), (49, 224110), (70, 156877), (73, 150430), (98, 112055), (146, 75215), (245, 44822), (307, 35770), (365, 30086), (490, 22411), (511, 21490), (614, 17885), (730, 15043), (1022, 10745), (1535, 7154), (2149, 5110), (2555, 4298), (3070, 3577)]