1968930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 5189184

約数和(自身を除く): 3220254

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 167, 262, 334, 393, 501, 655, 786, 835, 1002, 1179, 1310, 1503, 1670, 1965, 2358, 2505, 3006, 3930, 5010, 5895, 7515, 11790, 15030, 21877, 43754, 65631, 109385, 131262, 196893, 218770, 328155, 393786, 656310, 984465, 1968930]

約数ペア:

[(1, 1968930), (2, 984465), (3, 656310), (5, 393786), (6, 328155), (9, 218770), (10, 196893), (15, 131262), (18, 109385), (30, 65631), (45, 43754), (90, 21877), (131, 15030), (167, 11790), (262, 7515), (334, 5895), (393, 5010), (501, 3930), (655, 3006), (786, 2505), (835, 2358), (1002, 1965), (1179, 1670), (1310, 1503)]