2505960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{6961}}^1$

素因数の和:6978

約数の個数: 48

約数和(自身を含む): 8145540

約数和(自身を除く): 5639580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 6961, 13922, 20883, 27844, 34805, 41766, 55688, 62649, 69610, 83532, 104415, 125298, 139220, 167064, 208830, 250596, 278440, 313245, 417660, 501192, 626490, 835320, 1252980, 2505960]

約数ペア:

[(1, 2505960), (2, 1252980), (3, 835320), (4, 626490), (5, 501192), (6, 417660), (8, 313245), (9, 278440), (10, 250596), (12, 208830), (15, 167064), (18, 139220), (20, 125298), (24, 104415), (30, 83532), (36, 69610), (40, 62649), (45, 55688), (60, 41766), (72, 34805), (90, 27844), (120, 20883), (180, 13922), (360, 6961)]