355343770

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{1693}}^1$

素因数の和:1990

約数の個数: 32

約数和(自身を含む): 648869760

約数和(自身を除く): 293525990

約数列:

[1, 2, 5, 10, 139, 151, 278, 302, 695, 755, 1390, 1510, 1693, 3386, 8465, 16930, 20989, 41978, 104945, 209890, 235327, 255643, 470654, 511286, 1176635, 1278215, 2353270, 2556430, 35534377, 71068754, 177671885, 355343770]

約数ペア:

[(1, 355343770), (2, 177671885), (5, 71068754), (10, 35534377), (139, 2556430), (151, 2353270), (278, 1278215), (302, 1176635), (695, 511286), (755, 470654), (1390, 255643), (1510, 235327), (1693, 209890), (3386, 104945), (8465, 41978), (16930, 20989)]