31314580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3847}}^1$

素因数の和:3904

約数の個数: 48

約数和(自身を含む): 73696896

約数和(自身を除く): 42382316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 3847, 4070, 7694, 8140, 15388, 19235, 38470, 42317, 76940, 84634, 142339, 169268, 211585, 284678, 423170, 569356, 711695, 846340, 1423390, 1565729, 2846780, 3131458, 6262916, 7828645, 15657290, 31314580]

約数ペア:

[(1, 31314580), (2, 15657290), (4, 7828645), (5, 6262916), (10, 3131458), (11, 2846780), (20, 1565729), (22, 1423390), (37, 846340), (44, 711695), (55, 569356), (74, 423170), (110, 284678), (148, 211585), (185, 169268), (220, 142339), (370, 84634), (407, 76940), (740, 42317), (814, 38470), (1628, 19235), (2035, 15388), (3847, 8140), (4070, 7694)]