30430856

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 61927740

約数和(自身を除く): 31496884

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 257, 328, 361, 514, 722, 779, 1028, 1444, 1558, 2056, 2888, 3116, 4883, 6232, 9766, 10537, 14801, 19532, 21074, 29602, 39064, 42148, 59204, 84296, 92777, 118408, 185554, 200203, 371108, 400406, 742216, 800812, 1601624, 3803857, 7607714, 15215428, 30430856]

約数ペア:

[(1, 30430856), (2, 15215428), (4, 7607714), (8, 3803857), (19, 1601624), (38, 800812), (41, 742216), (76, 400406), (82, 371108), (152, 200203), (164, 185554), (257, 118408), (328, 92777), (361, 84296), (514, 59204), (722, 42148), (779, 39064), (1028, 29602), (1444, 21074), (1558, 19532), (2056, 14801), (2888, 10537), (3116, 9766), (4883, 6232)]