1385540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^2$

素因数の和:168

約数の個数: 36

約数和(自身を含む): 3176964

約数和(自身を除く): 1791424

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 5329, 9490, 10658, 18980, 21316, 26645, 53290, 69277, 106580, 138554, 277108, 346385, 692770, 1385540]

約数ペア:

[(1, 1385540), (2, 692770), (4, 346385), (5, 277108), (10, 138554), (13, 106580), (20, 69277), (26, 53290), (52, 26645), (65, 21316), (73, 18980), (130, 10658), (146, 9490), (260, 5329), (292, 4745), (365, 3796), (730, 1898), (949, 1460)]