13352320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:723

約数の個数: 64

約数和(自身を含む): 32999040

約数和(自身を除く): 19646720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 673, 992, 1240, 1346, 1984, 2480, 2692, 3365, 3968, 4960, 5384, 6730, 9920, 10768, 13460, 19840, 20863, 21536, 26920, 41726, 43072, 53840, 83452, 86144, 104315, 107680, 166904, 208630, 215360, 333808, 417260, 430720, 667616, 834520, 1335232, 1669040, 2670464, 3338080, 6676160, 13352320]

約数ペア:

[(1, 13352320), (2, 6676160), (4, 3338080), (5, 2670464), (8, 1669040), (10, 1335232), (16, 834520), (20, 667616), (31, 430720), (32, 417260), (40, 333808), (62, 215360), (64, 208630), (80, 166904), (124, 107680), (128, 104315), (155, 86144), (160, 83452), (248, 53840), (310, 43072), (320, 41726), (496, 26920), (620, 21536), (640, 20863), (673, 19840), (992, 13460), (1240, 10768), (1346, 9920), (1984, 6730), (2480, 5384), (2692, 4960), (3365, 3968)]