3854590

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:228

約数の個数: 32

約数和(自身を含む): 7231680

約数和(自身を除く): 3377090

約数列:

[1, 2, 5, 10, 61, 71, 89, 122, 142, 178, 305, 355, 445, 610, 710, 890, 4331, 5429, 6319, 8662, 10858, 12638, 21655, 27145, 31595, 43310, 54290, 63190, 385459, 770918, 1927295, 3854590]

約数ペア:

[(1, 3854590), (2, 1927295), (5, 770918), (10, 385459), (61, 63190), (71, 54290), (89, 43310), (122, 31595), (142, 27145), (178, 21655), (305, 12638), (355, 10858), (445, 8662), (610, 6319), (710, 5429), (890, 4331)]