1384455220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{673}}^1\times {\mathrm{1409}}^1$

素因数の和:2164

約数の個数: 48

約数和(自身を含む): 2953656720

約数和(自身を除く): 1569201500

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 673, 730, 1346, 1409, 1460, 2692, 2818, 3365, 5636, 6730, 7045, 13460, 14090, 28180, 49129, 98258, 102857, 196516, 205714, 245645, 411428, 491290, 514285, 948257, 982580, 1028570, 1896514, 2057140, 3793028, 4741285, 9482570, 18965140, 69222761, 138445522, 276891044, 346113805, 692227610, 1384455220]

約数ペア:

[(1, 1384455220), (2, 692227610), (4, 346113805), (5, 276891044), (10, 138445522), (20, 69222761), (73, 18965140), (146, 9482570), (292, 4741285), (365, 3793028), (673, 2057140), (730, 1896514), (1346, 1028570), (1409, 982580), (1460, 948257), (2692, 514285), (2818, 491290), (3365, 411428), (5636, 245645), (6730, 205714), (7045, 196516), (13460, 102857), (14090, 98258), (28180, 49129)]