206840840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11833}}^1$

素因数の和:11886

約数の個数: 64

約数和(自身を含む): 511228800

約数和(自身を除く): 304387960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 8740, 11833, 17480, 23666, 47332, 59165, 94664, 118330, 224827, 236660, 272159, 449654, 473320, 544318, 899308, 1088636, 1124135, 1360795, 1798616, 2177272, 2248270, 2721590, 4496540, 5171021, 5443180, 8993080, 10342042, 10886360, 20684084, 25855105, 41368168, 51710210, 103420420, 206840840]

約数ペア:

[(1, 206840840), (2, 103420420), (4, 51710210), (5, 41368168), (8, 25855105), (10, 20684084), (19, 10886360), (20, 10342042), (23, 8993080), (38, 5443180), (40, 5171021), (46, 4496540), (76, 2721590), (92, 2248270), (95, 2177272), (115, 1798616), (152, 1360795), (184, 1124135), (190, 1088636), (230, 899308), (380, 544318), (437, 473320), (460, 449654), (760, 272159), (874, 236660), (920, 224827), (1748, 118330), (2185, 94664), (3496, 59165), (4370, 47332), (8740, 23666), (11833, 17480)]