1370294720

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{63913}}^1$

素因数の和:63997

約数の個数: 56

約数和(自身を含む): 3311767824

約数和(自身を除く): 1941473104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 2144, 2680, 4288, 5360, 10720, 21440, 63913, 127826, 255652, 319565, 511304, 639130, 1022608, 1278260, 2045216, 2556520, 4090432, 4282171, 5113040, 8564342, 10226080, 17128684, 20452160, 21410855, 34257368, 42821710, 68514736, 85643420, 137029472, 171286840, 274058944, 342573680, 685147360, 1370294720]

約数ペア:

[(1, 1370294720), (2, 685147360), (4, 342573680), (5, 274058944), (8, 171286840), (10, 137029472), (16, 85643420), (20, 68514736), (32, 42821710), (40, 34257368), (64, 21410855), (67, 20452160), (80, 17128684), (134, 10226080), (160, 8564342), (268, 5113040), (320, 4282171), (335, 4090432), (536, 2556520), (670, 2045216), (1072, 1278260), (1340, 1022608), (2144, 639130), (2680, 511304), (4288, 319565), (5360, 255652), (10720, 127826), (21440, 63913)]