20875770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6269}}^1$

素因数の和:6319

約数の個数: 48

約数和(自身を含む): 55752840

約数和(自身を除く): 34877070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 6269, 12538, 18807, 31345, 37614, 56421, 62690, 94035, 112842, 188070, 231953, 282105, 463906, 564210, 695859, 1159765, 1391718, 2087577, 2319530, 3479295, 4175154, 6958590, 10437885, 20875770]

約数ペア:

[(1, 20875770), (2, 10437885), (3, 6958590), (5, 4175154), (6, 3479295), (9, 2319530), (10, 2087577), (15, 1391718), (18, 1159765), (30, 695859), (37, 564210), (45, 463906), (74, 282105), (90, 231953), (111, 188070), (185, 112842), (222, 94035), (333, 62690), (370, 56421), (555, 37614), (666, 31345), (1110, 18807), (1665, 12538), (3330, 6269)]