1663961480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1201}}^1\times {\mathrm{1823}}^1$

素因数の和:3054

約数の個数: 64

約数和(自身を含む): 3946406400

約数和(自身を除く): 2282444920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1201, 1823, 2402, 3646, 4804, 6005, 7292, 9115, 9608, 12010, 14584, 18230, 22819, 24020, 34637, 36460, 45638, 48040, 69274, 72920, 91276, 114095, 138548, 173185, 182552, 228190, 277096, 346370, 456380, 692740, 912760, 1385480, 2189423, 4378846, 8757692, 10947115, 17515384, 21894230, 41599037, 43788460, 83198074, 87576920, 166396148, 207995185, 332792296, 415990370, 831980740, 1663961480]

約数ペア:

[(1, 1663961480), (2, 831980740), (4, 415990370), (5, 332792296), (8, 207995185), (10, 166396148), (19, 87576920), (20, 83198074), (38, 43788460), (40, 41599037), (76, 21894230), (95, 17515384), (152, 10947115), (190, 8757692), (380, 4378846), (760, 2189423), (1201, 1385480), (1823, 912760), (2402, 692740), (3646, 456380), (4804, 346370), (6005, 277096), (7292, 228190), (9115, 182552), (9608, 173185), (12010, 138548), (14584, 114095), (18230, 91276), (22819, 72920), (24020, 69274), (34637, 48040), (36460, 45638)]