1285655380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{14633}}^1$

素因数の和:14856

約数の個数: 48

約数和(自身を含む): 2832205824

約数和(自身を除く): 1546550444

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 191, 230, 382, 460, 764, 955, 1910, 3820, 4393, 8786, 14633, 17572, 21965, 29266, 43930, 58532, 73165, 87860, 146330, 292660, 336559, 673118, 1346236, 1682795, 2794903, 3365590, 5589806, 6731180, 11179612, 13974515, 27949030, 55898060, 64282769, 128565538, 257131076, 321413845, 642827690, 1285655380]

約数ペア:

[(1, 1285655380), (2, 642827690), (4, 321413845), (5, 257131076), (10, 128565538), (20, 64282769), (23, 55898060), (46, 27949030), (92, 13974515), (115, 11179612), (191, 6731180), (230, 5589806), (382, 3365590), (460, 2794903), (764, 1682795), (955, 1346236), (1910, 673118), (3820, 336559), (4393, 292660), (8786, 146330), (14633, 87860), (17572, 73165), (21965, 58532), (29266, 43930)]