19590280

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6709}}^1$

素因数の和:6793

約数の個数: 32

約数和(自身を含む): 44688600

約数和(自身を除く): 25098320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 6709, 13418, 26836, 33545, 53672, 67090, 134180, 268360, 489757, 979514, 1959028, 2448785, 3918056, 4897570, 9795140, 19590280]

約数ペア:

[(1, 19590280), (2, 9795140), (4, 4897570), (5, 3918056), (8, 2448785), (10, 1959028), (20, 979514), (40, 489757), (73, 268360), (146, 134180), (292, 67090), (365, 53672), (584, 33545), (730, 26836), (1460, 13418), (2920, 6709)]