2981270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 5667840

約数和(自身を除く): 2686570

約数列:

[1, 2, 5, 10, 31, 59, 62, 118, 155, 163, 295, 310, 326, 590, 815, 1630, 1829, 3658, 5053, 9145, 9617, 10106, 18290, 19234, 25265, 48085, 50530, 96170, 298127, 596254, 1490635, 2981270]

約数ペア:

[(1, 2981270), (2, 1490635), (5, 596254), (10, 298127), (31, 96170), (59, 50530), (62, 48085), (118, 25265), (155, 19234), (163, 18290), (295, 10106), (310, 9617), (326, 9145), (590, 5053), (815, 3658), (1630, 1829)]