20199416480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4072463}}^1$

素因数の和:4072509

約数の個数: 48

約数和(自身を含む): 49260524544

約数和(自身を除く): 29061108064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 4072463, 8144926, 16289852, 20362315, 32579704, 40724630, 65159408, 81449260, 126246353, 130318816, 162898520, 252492706, 325797040, 504985412, 631231765, 651594080, 1009970824, 1262463530, 2019941648, 2524927060, 4039883296, 5049854120, 10099708240, 20199416480]

約数ペア:

[(1, 20199416480), (2, 10099708240), (4, 5049854120), (5, 4039883296), (8, 2524927060), (10, 2019941648), (16, 1262463530), (20, 1009970824), (31, 651594080), (32, 631231765), (40, 504985412), (62, 325797040), (80, 252492706), (124, 162898520), (155, 130318816), (160, 126246353), (248, 81449260), (310, 65159408), (496, 40724630), (620, 32579704), (992, 20362315), (1240, 16289852), (2480, 8144926), (4960, 4072463)]