2855190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7321}}^1$

素因数の和:7344

約数の個数: 32

約数和(自身を含む): 7380576

約数和(自身を除く): 4525386

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 7321, 14642, 21963, 36605, 43926, 73210, 95173, 109815, 190346, 219630, 285519, 475865, 571038, 951730, 1427595, 2855190]

約数ペア:

[(1, 2855190), (2, 1427595), (3, 951730), (5, 571038), (6, 475865), (10, 285519), (13, 219630), (15, 190346), (26, 109815), (30, 95173), (39, 73210), (65, 43926), (78, 36605), (130, 21963), (195, 14642), (390, 7321)]