1340950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2063}}^1$

素因数の和:2088

約数の個数: 24

約数和(自身を含む): 2687328

約数和(自身を除く): 1346378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 2063, 4126, 10315, 20630, 26819, 51575, 53638, 103150, 134095, 268190, 670475, 1340950]

約数ペア:

[(1, 1340950), (2, 670475), (5, 268190), (10, 134095), (13, 103150), (25, 53638), (26, 51575), (50, 26819), (65, 20630), (130, 10315), (325, 4126), (650, 2063)]