43354580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 96418560

約数和(自身を除く): 53063980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 271, 380, 421, 542, 842, 1084, 1355, 1684, 2105, 2710, 4210, 5149, 5420, 7999, 8420, 10298, 15998, 20596, 25745, 31996, 39995, 51490, 79990, 102980, 114091, 159980, 228182, 456364, 570455, 1140910, 2167729, 2281820, 4335458, 8670916, 10838645, 21677290, 43354580]

約数ペア:

[(1, 43354580), (2, 21677290), (4, 10838645), (5, 8670916), (10, 4335458), (19, 2281820), (20, 2167729), (38, 1140910), (76, 570455), (95, 456364), (190, 228182), (271, 159980), (380, 114091), (421, 102980), (542, 79990), (842, 51490), (1084, 39995), (1355, 31996), (1684, 25745), (2105, 20596), (2710, 15998), (4210, 10298), (5149, 8420), (5420, 7999)]