2019803420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{60149}}^1$

素因数の和:60254

約数の個数: 48

約数和(自身を含む): 4486708800

約数和(自身を除く): 2466905380

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 73, 92, 115, 146, 230, 292, 365, 460, 730, 1460, 1679, 3358, 6716, 8395, 16790, 33580, 60149, 120298, 240596, 300745, 601490, 1202980, 1383427, 2766854, 4390877, 5533708, 6917135, 8781754, 13834270, 17563508, 21954385, 27668540, 43908770, 87817540, 100990171, 201980342, 403960684, 504950855, 1009901710, 2019803420]

約数ペア:

[(1, 2019803420), (2, 1009901710), (4, 504950855), (5, 403960684), (10, 201980342), (20, 100990171), (23, 87817540), (46, 43908770), (73, 27668540), (92, 21954385), (115, 17563508), (146, 13834270), (230, 8781754), (292, 6917135), (365, 5533708), (460, 4390877), (730, 2766854), (1460, 1383427), (1679, 1202980), (3358, 601490), (6716, 300745), (8395, 240596), (16790, 120298), (33580, 60149)]