9866540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 21954240

約数和(自身を除く): 12087700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 241, 356, 445, 460, 482, 890, 964, 1205, 1780, 2047, 2410, 4094, 4820, 5543, 8188, 10235, 11086, 20470, 21449, 22172, 27715, 40940, 42898, 55430, 85796, 107245, 110860, 214490, 428980, 493327, 986654, 1973308, 2466635, 4933270, 9866540]

約数ペア:

[(1, 9866540), (2, 4933270), (4, 2466635), (5, 1973308), (10, 986654), (20, 493327), (23, 428980), (46, 214490), (89, 110860), (92, 107245), (115, 85796), (178, 55430), (230, 42898), (241, 40940), (356, 27715), (445, 22172), (460, 21449), (482, 20470), (890, 11086), (964, 10235), (1205, 8188), (1780, 5543), (2047, 4820), (2410, 4094)]