2594940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{709}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 7395360

約数和(自身を除く): 4800420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 709, 732, 915, 1220, 1418, 1830, 2127, 2836, 3545, 3660, 4254, 7090, 8508, 10635, 14180, 21270, 42540, 43249, 86498, 129747, 172996, 216245, 259494, 432490, 518988, 648735, 864980, 1297470, 2594940]

約数ペア:

[(1, 2594940), (2, 1297470), (3, 864980), (4, 648735), (5, 518988), (6, 432490), (10, 259494), (12, 216245), (15, 172996), (20, 129747), (30, 86498), (60, 43249), (61, 42540), (122, 21270), (183, 14180), (244, 10635), (305, 8508), (366, 7090), (610, 4254), (709, 3660), (732, 3545), (915, 2836), (1220, 2127), (1418, 1830)]