389119130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1\times {\mathrm{1259}}^1$

素因数の和:2294

約数の個数: 32

約数和(自身を含む): 724308480

約数和(自身を除く): 335189350

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 997, 1259, 1994, 2518, 4985, 6295, 9970, 12590, 30907, 39029, 61814, 78058, 154535, 195145, 309070, 390290, 1255223, 2510446, 6276115, 12552230, 38911913, 77823826, 194559565, 389119130]

約数ペア:

[(1, 389119130), (2, 194559565), (5, 77823826), (10, 38911913), (31, 12552230), (62, 6276115), (155, 2510446), (310, 1255223), (997, 390290), (1259, 309070), (1994, 195145), (2518, 154535), (4985, 78058), (6295, 61814), (9970, 39029), (12590, 30907)]