138498410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{773}}^1$

素因数の和:863

約数の個数: 64

約数和(自身を含む): 280869120

約数和(自身を除く): 142370710

約数列:

[1, 2, 5, 10, 19, 23, 38, 41, 46, 82, 95, 115, 190, 205, 230, 410, 437, 773, 779, 874, 943, 1546, 1558, 1886, 2185, 3865, 3895, 4370, 4715, 7730, 7790, 9430, 14687, 17779, 17917, 29374, 31693, 35558, 35834, 63386, 73435, 88895, 89585, 146870, 158465, 177790, 179170, 316930, 337801, 602167, 675602, 728939, 1204334, 1457878, 1689005, 3010835, 3378010, 3644695, 6021670, 7289390, 13849841, 27699682, 69249205, 138498410]

約数ペア:

[(1, 138498410), (2, 69249205), (5, 27699682), (10, 13849841), (19, 7289390), (23, 6021670), (38, 3644695), (41, 3378010), (46, 3010835), (82, 1689005), (95, 1457878), (115, 1204334), (190, 728939), (205, 675602), (230, 602167), (410, 337801), (437, 316930), (773, 179170), (779, 177790), (874, 158465), (943, 146870), (1546, 89585), (1558, 88895), (1886, 73435), (2185, 63386), (3865, 35834), (3895, 35558), (4370, 31693), (4715, 29374), (7730, 17917), (7790, 17779), (9430, 14687)]