216226840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{284509}}^1$

素因数の和:284539

約数の個数: 32

約数和(自身を含む): 512118000

約数和(自身を除く): 295891160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 284509, 569018, 1138036, 1422545, 2276072, 2845090, 5405671, 5690180, 10811342, 11380360, 21622684, 27028355, 43245368, 54056710, 108113420, 216226840]

約数ペア:

[(1, 216226840), (2, 108113420), (4, 54056710), (5, 43245368), (8, 27028355), (10, 21622684), (19, 11380360), (20, 10811342), (38, 5690180), (40, 5405671), (76, 2845090), (95, 2276072), (152, 1422545), (190, 1138036), (380, 569018), (760, 284509)]