241020440

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 555206400

約数和(自身を除く): 314185960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 139, 268, 278, 335, 536, 556, 647, 670, 695, 1112, 1294, 1340, 1390, 2588, 2680, 2780, 3235, 5176, 5560, 6470, 9313, 12940, 18626, 25880, 37252, 43349, 46565, 74504, 86698, 89933, 93130, 173396, 179866, 186260, 216745, 346792, 359732, 372520, 433490, 449665, 719464, 866980, 899330, 1733960, 1798660, 3597320, 6025511, 12051022, 24102044, 30127555, 48204088, 60255110, 120510220, 241020440]

約数ペア:

[(1, 241020440), (2, 120510220), (4, 60255110), (5, 48204088), (8, 30127555), (10, 24102044), (20, 12051022), (40, 6025511), (67, 3597320), (134, 1798660), (139, 1733960), (268, 899330), (278, 866980), (335, 719464), (536, 449665), (556, 433490), (647, 372520), (670, 359732), (695, 346792), (1112, 216745), (1294, 186260), (1340, 179866), (1390, 173396), (2588, 93130), (2680, 89933), (2780, 86698), (3235, 74504), (5176, 46565), (5560, 43349), (6470, 37252), (9313, 25880), (12940, 18626)]