27881290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{503}}^1$

素因数の和:774

約数の個数: 32

約数和(自身を含む): 52690176

約数和(自身を除く): 24808886

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 241, 482, 503, 1006, 1205, 2410, 2515, 5030, 5543, 11086, 11569, 23138, 27715, 55430, 57845, 115690, 121223, 242446, 606115, 1212230, 2788129, 5576258, 13940645, 27881290]

約数ペア:

[(1, 27881290), (2, 13940645), (5, 5576258), (10, 2788129), (23, 1212230), (46, 606115), (115, 242446), (230, 121223), (241, 115690), (482, 57845), (503, 55430), (1006, 27715), (1205, 23138), (2410, 11569), (2515, 11086), (5030, 5543)]