1321567180

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{773}}^1\times {\mathrm{1171}}^1$

素因数の和:2026

約数の個数: 48

約数和(自身を含む): 2819353824

約数和(自身を除く): 1497786644

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 773, 1171, 1460, 1546, 2342, 3092, 3865, 4684, 5855, 7730, 11710, 15460, 23420, 56429, 85483, 112858, 170966, 225716, 282145, 341932, 427415, 564290, 854830, 905183, 1128580, 1709660, 1810366, 3620732, 4525915, 9051830, 18103660, 66078359, 132156718, 264313436, 330391795, 660783590, 1321567180]

約数ペア:

[(1, 1321567180), (2, 660783590), (4, 330391795), (5, 264313436), (10, 132156718), (20, 66078359), (73, 18103660), (146, 9051830), (292, 4525915), (365, 3620732), (730, 1810366), (773, 1709660), (1171, 1128580), (1460, 905183), (1546, 854830), (2342, 564290), (3092, 427415), (3865, 341932), (4684, 282145), (5855, 225716), (7730, 170966), (11710, 112858), (15460, 85483), (23420, 56429)]