28746510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73709}}^1$

素因数の和:73732

約数の個数: 32

約数和(自身を含む): 74299680

約数和(自身を除く): 45553170

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 73709, 147418, 221127, 368545, 442254, 737090, 958217, 1105635, 1916434, 2211270, 2874651, 4791085, 5749302, 9582170, 14373255, 28746510]

約数ペア:

[(1, 28746510), (2, 14373255), (3, 9582170), (5, 5749302), (6, 4791085), (10, 2874651), (13, 2211270), (15, 1916434), (26, 1105635), (30, 958217), (39, 737090), (65, 442254), (78, 368545), (130, 221127), (195, 147418), (390, 73709)]