2800000090

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1373}}^1\times {\mathrm{4339}}^1$

素因数の和:5766

約数の個数: 32

約数和(自身を含む): 5152170240

約数和(自身を除く): 2352170150

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 1373, 2746, 4339, 6865, 8678, 13730, 21695, 43390, 64531, 129062, 203933, 322655, 407866, 645310, 1019665, 2039330, 5957447, 11914894, 29787235, 59574470, 280000009, 560000018, 1400000045, 2800000090]

約数ペア:

[(1, 2800000090), (2, 1400000045), (5, 560000018), (10, 280000009), (47, 59574470), (94, 29787235), (235, 11914894), (470, 5957447), (1373, 2039330), (2746, 1019665), (4339, 645310), (6865, 407866), (8678, 322655), (13730, 203933), (21695, 129062), (43390, 64531)]