28980380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10133}}^1$

素因数の和:10166

約数の個数: 48

約数和(自身を含む): 71505504

約数和(自身を除く): 42525124

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 10133, 20266, 40532, 50665, 101330, 111463, 131729, 202660, 222926, 263458, 445852, 526916, 557315, 658645, 1114630, 1317290, 1449019, 2229260, 2634580, 2898038, 5796076, 7245095, 14490190, 28980380]

約数ペア:

[(1, 28980380), (2, 14490190), (4, 7245095), (5, 5796076), (10, 2898038), (11, 2634580), (13, 2229260), (20, 1449019), (22, 1317290), (26, 1114630), (44, 658645), (52, 557315), (55, 526916), (65, 445852), (110, 263458), (130, 222926), (143, 202660), (220, 131729), (260, 111463), (286, 101330), (572, 50665), (715, 40532), (1430, 20266), (2860, 10133)]