2541870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 6731712

約数和(自身を除く): 4189842

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 463, 549, 610, 915, 926, 1098, 1389, 1830, 2315, 2745, 2778, 4167, 4630, 5490, 6945, 8334, 13890, 20835, 28243, 41670, 56486, 84729, 141215, 169458, 254187, 282430, 423645, 508374, 847290, 1270935, 2541870]

約数ペア:

[(1, 2541870), (2, 1270935), (3, 847290), (5, 508374), (6, 423645), (9, 282430), (10, 254187), (15, 169458), (18, 141215), (30, 84729), (45, 56486), (61, 41670), (90, 28243), (122, 20835), (183, 13890), (305, 8334), (366, 6945), (463, 5490), (549, 4630), (610, 4167), (915, 2778), (926, 2745), (1098, 2315), (1389, 1830)]