55905740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1559}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 128943360

約数和(自身を除く): 73037620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 815, 1559, 1630, 1793, 3118, 3260, 3586, 6236, 7172, 7795, 8965, 15590, 17149, 17930, 31180, 34298, 35860, 68596, 85745, 171490, 254117, 342980, 508234, 1016468, 1270585, 2541170, 2795287, 5082340, 5590574, 11181148, 13976435, 27952870, 55905740]

約数ペア:

[(1, 55905740), (2, 27952870), (4, 13976435), (5, 11181148), (10, 5590574), (11, 5082340), (20, 2795287), (22, 2541170), (44, 1270585), (55, 1016468), (110, 508234), (163, 342980), (220, 254117), (326, 171490), (652, 85745), (815, 68596), (1559, 35860), (1630, 34298), (1793, 31180), (3118, 17930), (3260, 17149), (3586, 15590), (6236, 8965), (7172, 7795)]