38536360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 90720000

約数和(自身を除く): 52183640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 139, 145, 232, 239, 278, 290, 478, 556, 580, 695, 956, 1112, 1160, 1195, 1390, 1912, 2390, 2780, 4031, 4780, 5560, 6931, 8062, 9560, 13862, 16124, 20155, 27724, 32248, 33221, 34655, 40310, 55448, 66442, 69310, 80620, 132884, 138620, 161240, 166105, 265768, 277240, 332210, 664420, 963409, 1328840, 1926818, 3853636, 4817045, 7707272, 9634090, 19268180, 38536360]

約数ペア:

[(1, 38536360), (2, 19268180), (4, 9634090), (5, 7707272), (8, 4817045), (10, 3853636), (20, 1926818), (29, 1328840), (40, 963409), (58, 664420), (116, 332210), (139, 277240), (145, 265768), (232, 166105), (239, 161240), (278, 138620), (290, 132884), (478, 80620), (556, 69310), (580, 66442), (695, 55448), (956, 40310), (1112, 34655), (1160, 33221), (1195, 32248), (1390, 27724), (1912, 20155), (2390, 16124), (2780, 13862), (4031, 9560), (4780, 8062), (5560, 6931)]