15682780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 34804224

約数和(自身を除く): 19121444

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 206, 230, 331, 412, 460, 515, 662, 1030, 1324, 1655, 2060, 2369, 3310, 4738, 6620, 7613, 9476, 11845, 15226, 23690, 30452, 34093, 38065, 47380, 68186, 76130, 136372, 152260, 170465, 340930, 681860, 784139, 1568278, 3136556, 3920695, 7841390, 15682780]

約数ペア:

[(1, 15682780), (2, 7841390), (4, 3920695), (5, 3136556), (10, 1568278), (20, 784139), (23, 681860), (46, 340930), (92, 170465), (103, 152260), (115, 136372), (206, 76130), (230, 68186), (331, 47380), (412, 38065), (460, 34093), (515, 30452), (662, 23690), (1030, 15226), (1324, 11845), (1655, 9476), (2060, 7613), (2369, 6620), (3310, 4738)]