15176020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 33022080

約数和(自身を除く): 17846060

約数列:

[1, 2, 4, 5, 10, 20, 53, 103, 106, 139, 206, 212, 265, 278, 412, 515, 530, 556, 695, 1030, 1060, 1390, 2060, 2780, 5459, 7367, 10918, 14317, 14734, 21836, 27295, 28634, 29468, 36835, 54590, 57268, 71585, 73670, 109180, 143170, 147340, 286340, 758801, 1517602, 3035204, 3794005, 7588010, 15176020]

約数ペア:

[(1, 15176020), (2, 7588010), (4, 3794005), (5, 3035204), (10, 1517602), (20, 758801), (53, 286340), (103, 147340), (106, 143170), (139, 109180), (206, 73670), (212, 71585), (265, 57268), (278, 54590), (412, 36835), (515, 29468), (530, 28634), (556, 27295), (695, 21836), (1030, 14734), (1060, 14317), (1390, 10918), (2060, 7367), (2780, 5459)]