193764470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 391910400

約数和(自身を除く): 198145930

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 239, 251, 323, 478, 502, 646, 1195, 1255, 1615, 2390, 2510, 3230, 4063, 4267, 4541, 4769, 8126, 8534, 9082, 9538, 20315, 21335, 22705, 23845, 40630, 42670, 45410, 47690, 59989, 77197, 81073, 119978, 154394, 162146, 299945, 385985, 405365, 599890, 771970, 810730, 1019813, 1139791, 2039626, 2279582, 5099065, 5698955, 10198130, 11397910, 19376447, 38752894, 96882235, 193764470]

約数ペア:

[(1, 193764470), (2, 96882235), (5, 38752894), (10, 19376447), (17, 11397910), (19, 10198130), (34, 5698955), (38, 5099065), (85, 2279582), (95, 2039626), (170, 1139791), (190, 1019813), (239, 810730), (251, 771970), (323, 599890), (478, 405365), (502, 385985), (646, 299945), (1195, 162146), (1255, 154394), (1615, 119978), (2390, 81073), (2510, 77197), (3230, 59989), (4063, 47690), (4267, 45410), (4541, 42670), (4769, 40630), (8126, 23845), (8534, 22705), (9082, 21335), (9538, 20315)]