2543190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6521}}^1$

素因数の和:6544

約数の個数: 32

約数和(自身を含む): 6574176

約数和(自身を除く): 4030986

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 6521, 13042, 19563, 32605, 39126, 65210, 84773, 97815, 169546, 195630, 254319, 423865, 508638, 847730, 1271595, 2543190]

約数ペア:

[(1, 2543190), (2, 1271595), (3, 847730), (5, 508638), (6, 423865), (10, 254319), (13, 195630), (15, 169546), (26, 97815), (30, 84773), (39, 65210), (65, 39126), (78, 32605), (130, 19563), (195, 13042), (390, 6521)]