12875540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1093}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 29406720

約数和(自身を除く): 16531180

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1093, 1178, 2186, 2356, 2945, 4372, 5465, 5890, 10930, 11780, 20767, 21860, 33883, 41534, 67766, 83068, 103835, 135532, 169415, 207670, 338830, 415340, 643777, 677660, 1287554, 2575108, 3218885, 6437770, 12875540]

約数ペア:

[(1, 12875540), (2, 6437770), (4, 3218885), (5, 2575108), (10, 1287554), (19, 677660), (20, 643777), (31, 415340), (38, 338830), (62, 207670), (76, 169415), (95, 135532), (124, 103835), (155, 83068), (190, 67766), (310, 41534), (380, 33883), (589, 21860), (620, 20767), (1093, 11780), (1178, 10930), (2186, 5890), (2356, 5465), (2945, 4372)]