2776360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2239}}^1$

素因数の和:2281

約数の個数: 32

約数和(自身を含む): 6451200

約数和(自身を除く): 3674840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2239, 4478, 8956, 11195, 17912, 22390, 44780, 69409, 89560, 138818, 277636, 347045, 555272, 694090, 1388180, 2776360]

約数ペア:

[(1, 2776360), (2, 1388180), (4, 694090), (5, 555272), (8, 347045), (10, 277636), (20, 138818), (31, 89560), (40, 69409), (62, 44780), (124, 22390), (155, 17912), (248, 11195), (310, 8956), (620, 4478), (1240, 2239)]